Get rid of using specialized BasicType implementations and references to those and instead use a BasicTypeReference that is lazily resolved

documentation/src/test/java/org/hibernate/userguide/hql/HQLTest.java

@@ -32,6 +32,7 @@ import org.hibernate.dialect.OracleDialect;
 import org.hibernate.dialect.PostgreSQLDialect;
 import org.hibernate.dialect.SQLServerDialect;
 import org.hibernate.orm.test.jpa.BaseEntityManagerFunctionalTestCase;
+import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.StringType;
 import org.hibernate.userguide.model.AddressType;
 import org.hibernate.userguide.model.Call;
@@ -771,7 +772,7 @@ public class HQLTest extends BaseEntityManagerFunctionalTestCase {
 				"select p " +
 				"from Person p " +
 				"where p.name like :name" )
-			.setParameter( "name", "J%", StringType.INSTANCE );
+			.setParameter( "name", "J%", StandardBasicTypes.STRING );
 			//end::hql-api-parameter-example[]
 		});
 	}

documentation/src/test/java/org/hibernate/userguide/mapping/basic/BitSetUserType.java

@@ -27,7 +27,7 @@ public class BitSetUserType implements UserType {
 
     @Override
     public int[] sqlTypes() {
-        return new int[] {StringType.INSTANCE.getJdbcTypeDescriptor().getDefaultSqlTypeCode()};
+        return new int[] { Types.VARCHAR };
     }
 
     @Override

documentation/src/test/java/org/hibernate/userguide/sql/SQLTest.java

@@ -21,6 +21,7 @@ import org.hibernate.orm.test.jpa.BaseEntityManagerFunctionalTestCase;
 import org.hibernate.loader.NonUniqueDiscoveredSqlAliasException;
 import org.hibernate.transform.Transformers;
 import org.hibernate.type.LongType;
+import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.StringType;
 import org.hibernate.userguide.model.AddressType;
 import org.hibernate.userguide.model.Call;
@@ -215,8 +216,8 @@ public class SQLTest extends BaseEntityManagerFunctionalTestCase {
 			//tag::sql-hibernate-scalar-query-explicit-result-set-example[]
 			List<Object[]> persons = session.createNativeQuery(
 				"SELECT * FROM Person" )
-			.addScalar( "id", LongType.INSTANCE )
+			.addScalar( "id", StandardBasicTypes.LONG )
-			.addScalar( "name", StringType.INSTANCE )
+			.addScalar( "name", StandardBasicTypes.STRING )
 			.list();
 
 			for(Object[] person : persons) {
@@ -236,7 +237,7 @@ public class SQLTest extends BaseEntityManagerFunctionalTestCase {
 			//tag::sql-hibernate-scalar-query-partial-explicit-result-set-example[]
 			List<Object[]> persons = session.createNativeQuery(
 				"SELECT * FROM Person" )
-			.addScalar( "id", LongType.INSTANCE )
+			.addScalar( "id", StandardBasicTypes.LONG )
 			.addScalar( "name" )
 			.list();
 

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/CacheDialect.java

@@ -152,7 +152,7 @@ public class CacheDialect extends Dialect {
 
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"locate",
-				StandardBasicTypes.INTEGER,
+				queryEngine.getTypeConfiguration().getBasicTypeRegistry().resolve( StandardBasicTypes.INTEGER ),
 				"$find(?2,?1)",
 				"$find(?2,?1,?3)"
 		).setArgumentListSignature("(pattern, string[, start])");

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/FirebirdDialect.java

@@ -52,12 +52,16 @@ import org.hibernate.sql.exec.spi.JdbcOperation;
 import org.hibernate.community.dialect.sequence.SequenceInformationExtractorFirebirdDatabaseImpl;
 import org.hibernate.tool.schema.extract.internal.SequenceNameExtractorImpl;
 import org.hibernate.tool.schema.extract.spi.SequenceInformationExtractor;
+import org.hibernate.type.BasicType;
+import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.descriptor.jdbc.JdbcTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.spi.JdbcTypeDescriptorRegistry;
+import org.hibernate.type.spi.TypeConfiguration;
 
 import java.sql.DatabaseMetaData;
 import java.sql.SQLException;
+import java.sql.Timestamp;
 import java.sql.Types;
 import java.time.temporal.TemporalAccessor;
 import java.util.Arrays;
@@ -227,6 +231,13 @@ public class FirebirdDialect extends Dialect {
 	public void initializeFunctionRegistry(QueryEngine queryEngine) {
 		super.initializeFunctionRegistry( queryEngine );
 
+		final BasicTypeRegistry basicTypeRegistry = queryEngine.getTypeConfiguration().getBasicTypeRegistry();
+		final BasicType<byte[]> byteArrayType = basicTypeRegistry.resolve( StandardBasicTypes.BINARY );
+		final BasicType<Integer> integerType = basicTypeRegistry.resolve( StandardBasicTypes.INTEGER );
+		final BasicType<Short> shortType = basicTypeRegistry.resolve( StandardBasicTypes.SHORT );
+		final BasicType<Double> doubleType = basicTypeRegistry.resolve( StandardBasicTypes.DOUBLE );
+		final BasicType<Character> characterType = basicTypeRegistry.resolve( StandardBasicTypes.CHARACTER );
+
 		CommonFunctionFactory.concat_pipeOperator( queryEngine );
 		CommonFunctionFactory.cot( queryEngine );
 		CommonFunctionFactory.cosh( queryEngine );
@@ -260,30 +271,30 @@ public class FirebirdDialect extends Dialect {
 		SqmFunctionRegistry functionRegistry = queryEngine.getSqmFunctionRegistry();
 		functionRegistry.registerBinaryTernaryPattern(
 				"locate",
-				StandardBasicTypes.INTEGER,
+				integerType,
 				"position(?1 in ?2)",
 				"position(?1,?2,?3)"
 		).setArgumentListSignature( "(pattern, string[, start])" );
 		functionRegistry.namedDescriptorBuilder( "ascii_val" )
 				.setExactArgumentCount( 1 )
-				.setInvariantType( StandardBasicTypes.SHORT )
+				.setInvariantType( shortType )
 				.register();
 		functionRegistry.registerAlternateKey( "ascii", "ascii_val" );
 		functionRegistry.namedDescriptorBuilder( "ascii_char" )
 				.setExactArgumentCount( 1 )
-				.setInvariantType( StandardBasicTypes.CHARACTER )
+				.setInvariantType( characterType )
 				.register();
 		functionRegistry.registerAlternateKey( "chr", "ascii_char" );
 		functionRegistry.registerAlternateKey( "char", "ascii_char" );
 		functionRegistry.registerPattern(
 				"radians",
 				"((?1)*pi()/180e0)",
-				StandardBasicTypes.DOUBLE
+				doubleType
 		);
 		functionRegistry.registerPattern(
 				"degrees",
 				"((?1)*180e0/pi())",
-				StandardBasicTypes.DOUBLE
+				doubleType
 		);
 
 		if ( getVersion() >= 400 ) {
@@ -291,13 +302,13 @@ public class FirebirdDialect extends Dialect {
 					.forEach( hash -> functionRegistry.registerPattern(
 							hash,
 							"crypt_hash(?1 using " + hash + ")",
-							StandardBasicTypes.BINARY
+							byteArrayType
 					) );
 			functionRegistry.registerAlternateKey( "sha", "sha1" );
 			functionRegistry.registerPattern(
 					"crc32",
 					"hash(?1 using crc32)",
-					StandardBasicTypes.INTEGER
+					integerType
 			);
 		}
 	}

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/InformixDialect.java

@@ -167,7 +167,7 @@ public class InformixDialect extends Dialect {
 
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"locate",
-				StandardBasicTypes.INTEGER,
+				queryEngine.getTypeConfiguration().getBasicTypeRegistry().resolve( StandardBasicTypes.INTEGER ),
 				"instr(?2,?1)",
 				"instr(?2,?1,?3)"
 		).setArgumentListSignature("(pattern, string[, start])");

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/IngresDialect.java

@@ -48,6 +48,8 @@ import org.hibernate.sql.ast.tree.select.SelectStatement;
 import org.hibernate.sql.exec.spi.JdbcOperation;
 import org.hibernate.tool.schema.extract.internal.SequenceNameExtractorImpl;
 import org.hibernate.tool.schema.extract.spi.SequenceInformationExtractor;
+import org.hibernate.type.BasicType;
+import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.descriptor.jdbc.JdbcTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.spi.JdbcTypeDescriptorRegistry;
@@ -217,6 +219,9 @@ public class IngresDialect extends Dialect {
 	public void initializeFunctionRegistry(QueryEngine queryEngine) {
 		super.initializeFunctionRegistry( queryEngine );
 
+		final BasicTypeRegistry basicTypeRegistry = queryEngine.getTypeConfiguration().getBasicTypeRegistry();
+		final BasicType<String> stringType = basicTypeRegistry.resolve( StandardBasicTypes.STRING );
+
 		// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 		// Common functions
 
@@ -247,20 +252,22 @@ public class IngresDialect extends Dialect {
 		CommonFunctionFactory.dateTrunc( queryEngine );
 		CommonFunctionFactory.bitLength_pattern( queryEngine, "octet_length(hex(?1))*4" );
 
+		final BasicType<Integer> integerType = queryEngine.getTypeConfiguration().getBasicTypeRegistry()
+				.resolve( StandardBasicTypes.INTEGER );
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"locate",
-				StandardBasicTypes.INTEGER,
+				integerType,
 				"position(?1 in ?2)",
 				"(position(?1 in substring(?2 from ?3))+(?3)-1)"
 		).setArgumentListSignature("(pattern, string[, start])");
 
-		queryEngine.getSqmFunctionRegistry().registerPattern( "extract", "date_part('?1',?2)", StandardBasicTypes.INTEGER );
+		queryEngine.getSqmFunctionRegistry().registerPattern( "extract", "date_part('?1',?2)", integerType );
 
 		CommonFunctionFactory.bitandorxornot_bitAndOrXorNot(queryEngine);
 
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "squeeze" )
 				.setExactArgumentCount( 1 )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.register();
 
 	}

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/MaxDBDialect.java

@@ -28,6 +28,7 @@ import org.hibernate.sql.ast.tree.Statement;
 import org.hibernate.sql.exec.spi.JdbcOperation;
 import org.hibernate.community.dialect.sequence.SequenceInformationExtractorSAPDBDatabaseImpl;
 import org.hibernate.tool.schema.extract.spi.SequenceInformationExtractor;
+import org.hibernate.type.BasicType;
 import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.descriptor.jdbc.JdbcTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.spi.JdbcTypeDescriptorRegistry;
@@ -131,20 +132,22 @@ public class MaxDBDialect extends Dialect {
 		CommonFunctionFactory.adddateSubdateAddtimeSubtime( queryEngine );
 		CommonFunctionFactory.addMonths( queryEngine );
 
-		queryEngine.getSqmFunctionRegistry().registerPattern( "extract", "?1(?2)", StandardBasicTypes.INTEGER );
+		final BasicType<Integer> integerType = queryEngine.getTypeConfiguration().getBasicTypeRegistry()
+				.resolve( StandardBasicTypes.INTEGER );
+		queryEngine.getSqmFunctionRegistry().registerPattern( "extract", "?1(?2)", integerType );
 
 		queryEngine.getSqmFunctionRegistry().patternDescriptorBuilder( "nullif", "case ?1 when ?2 then null else ?1 end" )
 				.setExactArgumentCount(2)
 				.register();
 
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "index" )
-				.setInvariantType( StandardBasicTypes.INTEGER )
+				.setInvariantType( integerType )
 				.setArgumentCountBetween( 2, 4 )
 				.register();
 
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"locate",
-				StandardBasicTypes.INTEGER, "index(?2,?1)", "index(?2,?1,?3)"
+				integerType, "index(?2,?1)", "index(?2,?1,?3)"
 		).setArgumentListSignature("(pattern, string[, start])");
 	}
 

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/SQLiteDialect.java

@@ -48,6 +48,8 @@ import org.hibernate.sql.ast.spi.SqlAppender;
 import org.hibernate.sql.ast.spi.StandardSqlAstTranslatorFactory;
 import org.hibernate.sql.ast.tree.Statement;
 import org.hibernate.sql.exec.spi.JdbcOperation;
+import org.hibernate.type.BasicType;
+import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.descriptor.jdbc.BlobJdbcTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.ClobJdbcTypeDescriptor;
@@ -235,6 +237,10 @@ public class SQLiteDialect extends Dialect {
 	public void initializeFunctionRegistry(QueryEngine queryEngine) {
 		super.initializeFunctionRegistry( queryEngine );
 
+		final BasicTypeRegistry basicTypeRegistry = queryEngine.getTypeConfiguration().getBasicTypeRegistry();
+		final BasicType<String> stringType = basicTypeRegistry.resolve( StandardBasicTypes.STRING );
+		final BasicType<Integer> integerType = basicTypeRegistry.resolve( StandardBasicTypes.INTEGER );
+
 		CommonFunctionFactory.mod_operator( queryEngine );
 		CommonFunctionFactory.leftRight_substr( queryEngine );
 		CommonFunctionFactory.concat_pipeOperator( queryEngine );
@@ -252,25 +258,25 @@ public class SQLiteDialect extends Dialect {
 
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"locate",
-				StandardBasicTypes.INTEGER,
+				integerType,
 				"instr(?2,?1)",
 				"instr(?2,?1,?3)"
 		).setArgumentListSignature("(pattern, string[, start])");
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"lpad",
-				StandardBasicTypes.STRING,
+				stringType,
 				"(substr(replace(hex(zeroblob(?2)),'00',' '),1,?2-length(?1))||?1)",
 				"(substr(replace(hex(zeroblob(?2)),'00',?3),1,?2-length(?1))||?1)"
 		).setArgumentListSignature("(string, length[, padding])");
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"rpad",
-				StandardBasicTypes.STRING,
+				stringType,
 				"(?1||substr(replace(hex(zeroblob(?2)),'00',' '),1,?2-length(?1)))",
 				"(?1||substr(replace(hex(zeroblob(?2)),'00',?3),1,?2-length(?1)))"
 		).setArgumentListSignature("(string, length[, padding])");
 
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder("format", "strftime")
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setExactArgumentCount( 2 )
 				.setArgumentListSignature("(datetime as pattern)")
 				.register();

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/TeradataDialect.java

@@ -43,6 +43,8 @@ import org.hibernate.sql.ast.tree.Statement;
 import org.hibernate.sql.exec.spi.JdbcOperation;
 import org.hibernate.tool.schema.internal.StandardIndexExporter;
 import org.hibernate.tool.schema.spi.Exporter;
+import org.hibernate.type.BasicType;
+import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.descriptor.jdbc.JdbcTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.spi.JdbcTypeDescriptorRegistry;
@@ -234,6 +236,8 @@ public class TeradataDialect extends Dialect {
 	@Override
 	public void initializeFunctionRegistry(QueryEngine queryEngine) {
 		super.initializeFunctionRegistry( queryEngine );
+		final BasicTypeRegistry basicTypeRegistry = queryEngine.getTypeConfiguration().getBasicTypeRegistry();
+		final BasicType<String> stringType = basicTypeRegistry.resolve( StandardBasicTypes.STRING );
 
 		CommonFunctionFactory.concat_pipeOperator( queryEngine );
 		CommonFunctionFactory.octetLength( queryEngine );
@@ -246,7 +250,7 @@ public class TeradataDialect extends Dialect {
 		CommonFunctionFactory.bitLength_pattern( queryEngine, "octet_length(cast(?1 as char))*4" );
 
 		queryEngine.getSqmFunctionRegistry().patternDescriptorBuilder( "mod", "(?1 mod ?2)" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setExactArgumentCount( 2 )
 				.register();
 

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/TimesTenDialect.java

@@ -151,7 +151,7 @@ public class TimesTenDialect extends Dialect {
 
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"locate",
-				StandardBasicTypes.INTEGER,
+				queryEngine.getTypeConfiguration().getBasicTypeRegistry().resolve( StandardBasicTypes.INTEGER ),
 				"instr(?2,?1)",
 				"instr(?2,?1,?3)"
 		).setArgumentListSignature("(pattern, string[, start])");

hibernate-community-dialects/src/test/java/org/hibernate/community/dialect/InformixDialectTestCase.java

@@ -18,7 +18,13 @@ import org.hibernate.query.sqm.function.SelfRenderingSqmFunction;
 import org.hibernate.query.sqm.function.SqmFunctionDescriptor;
 import org.hibernate.service.ServiceRegistry;
 import org.hibernate.sql.ast.spi.SqlAppender;
+import org.hibernate.type.BasicType;
 import org.hibernate.type.StandardBasicTypes;
+import org.hibernate.type.descriptor.java.DateJavaTypeDescriptor;
+import org.hibernate.type.descriptor.java.JdbcDateJavaTypeDescriptor;
+import org.hibernate.type.descriptor.java.JdbcTimestampJavaTypeDescriptor;
+import org.hibernate.type.descriptor.jdbc.DateJdbcTypeDescriptor;
+import org.hibernate.type.descriptor.jdbc.TimestampJdbcTypeDescriptor;
 import org.hibernate.type.spi.TypeConfiguration;
 
 import org.hibernate.testing.TestForIssue;
@@ -28,6 +34,7 @@ import org.junit.BeforeClass;
 import org.junit.Test;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
 
 /**
  * Testing of patched support for Informix boolean type; see HHH-9894, HHH-10800
@@ -85,9 +92,11 @@ public class InformixDialectTestCase extends BaseUnitTestCase {
 		SelfRenderingSqmFunction<Object> sqmExpression = functionDescriptor.generateSqmExpression(
 				null,
 				queryEngine,
-				null
+				new TypeConfiguration()
 		);
-		assertEquals( StandardBasicTypes.TIMESTAMP, sqmExpression.getNodeType() );
+		BasicType<?> basicType = (BasicType<?>) sqmExpression.getNodeType();
+		assertEquals( DateJavaTypeDescriptor.INSTANCE, basicType.getJavaTypeDescriptor() );
+		assertEquals( TimestampJdbcTypeDescriptor.INSTANCE, basicType.getJdbcTypeDescriptor() );
 
 		SqlAppender appender = new StringBuilderSqlAppender();
 		sqmExpression.getRenderingSupport().render( appender, Collections.emptyList(), null );
@@ -102,9 +111,11 @@ public class InformixDialectTestCase extends BaseUnitTestCase {
 		SelfRenderingSqmFunction<Object> sqmExpression = functionDescriptor.generateSqmExpression(
 				null,
 				queryEngine,
-				null
+				new TypeConfiguration()
 		);
-		assertEquals( StandardBasicTypes.DATE, sqmExpression.getNodeType() );
+		BasicType<?> basicType = (BasicType<?>) sqmExpression.getNodeType();
+		assertEquals( DateJavaTypeDescriptor.INSTANCE, basicType.getJavaTypeDescriptor() );
+		assertEquals( DateJdbcTypeDescriptor.INSTANCE, basicType.getJdbcTypeDescriptor() );
 
 		SqlAppender appender = new StringBuilderSqlAppender();
 		sqmExpression.getRenderingSupport().render( appender, Collections.emptyList(), null );

hibernate-core/src/main/java/org/hibernate/boot/internal/MetadataBuilderImpl.java

@@ -749,6 +749,11 @@ public class MetadataBuilderImpl implements MetadataBuilderImplementor, TypeCont
 			return basicTypeRegistrations;
 		}
 
+		@Override
+		public TypeConfiguration getTypeConfiguration() {
+			return bootstrapContext.getTypeConfiguration();
+		}
+
 		@Override
 		public ReflectionManager getReflectionManager() {
 			return bootstrapContext.getReflectionManager();
@@ -887,7 +892,7 @@ public class MetadataBuilderImpl implements MetadataBuilderImplementor, TypeCont
 			}
 		}
 
-		public void setBootstrapContext(BootstrapContextImpl bootstrapContext) {
+		public void setBootstrapContext(BootstrapContext bootstrapContext) {
 			this.bootstrapContext = bootstrapContext;
 		}
 	}

hibernate-core/src/main/java/org/hibernate/boot/model/FunctionContributions.java

@@ -0,0 +1,24 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+ */
+package org.hibernate.boot.model;
+
+import org.hibernate.query.sqm.function.SqmFunctionRegistry;
+import org.hibernate.service.ServiceRegistry;
+import org.hibernate.type.spi.TypeConfiguration;
+
+/**
+ * Defines the target contributing functions, whether via dialects or {@link FunctionContributor}
+ *
+ * @author Christian Beikov
+ */
+public interface FunctionContributions {
+	TypeConfiguration getTypeConfiguration();
+
+	SqmFunctionRegistry getFunctionRegistry();
+
+	ServiceRegistry getServiceRegistry();
+}

hibernate-core/src/main/java/org/hibernate/boot/model/FunctionContributor.java

@@ -27,10 +27,9 @@ public interface FunctionContributor {
 	/**
 	 *  Contribute functions
 	 *
-	 * @param functionRegistry The target for the contributions
+	 * @param functionContributions The target for the contributions
-	 * @param serviceRegistry The service registry
 	 */
-	void contributeFunctions(SqmFunctionRegistry functionRegistry, ServiceRegistry serviceRegistry);
+	void contributeFunctions(FunctionContributions functionContributions);
 
 	/**
 	 * Determines order in which the contributions will be applied (lowest ordinal first).

hibernate-core/src/main/java/org/hibernate/boot/model/process/internal/VersionResolution.java

@@ -14,12 +14,10 @@ import org.hibernate.mapping.BasicValue;
 import org.hibernate.metamodel.mapping.JdbcMapping;
 import org.hibernate.metamodel.model.convert.spi.BasicValueConverter;
 import org.hibernate.type.BasicType;
-import org.hibernate.type.RowVersionType;
 import org.hibernate.type.descriptor.java.BasicJavaTypeDescriptor;
 import org.hibernate.type.descriptor.java.ImmutableMutabilityPlan;
 import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
 import org.hibernate.type.descriptor.java.MutabilityPlan;
-import org.hibernate.type.descriptor.java.PrimitiveByteArrayJavaTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.JdbcTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.JdbcTypeDescriptorIndicators;
 import org.hibernate.type.spi.TypeConfiguration;
@@ -45,16 +43,6 @@ public class VersionResolution<E> implements BasicValue.Resolution<E> {
 
 		final java.lang.reflect.Type implicitJavaType = implicitJavaTypeAccess.apply( typeConfiguration );
 		final JavaTypeDescriptor registered = typeConfiguration.getJavaTypeDescriptorRegistry().resolveDescriptor( implicitJavaType );
-
-		if ( registered instanceof PrimitiveByteArrayJavaTypeDescriptor ) {
-			return new VersionResolution<>(
-					RowVersionType.INSTANCE.getJavaTypeDescriptor(),
-					RowVersionType.INSTANCE.getJdbcTypeDescriptor(),
-					RowVersionType.INSTANCE,
-					RowVersionType.INSTANCE
-			);
-		}
-
 		final BasicJavaTypeDescriptor jtd = (BasicJavaTypeDescriptor) registered;
 
 		final JdbcTypeDescriptor recommendedJdbcType = jtd.getRecommendedJdbcType(

hibernate-core/src/main/java/org/hibernate/boot/model/relational/Database.java

@@ -22,6 +22,7 @@ import org.hibernate.dialect.H2Dialect;
 import org.hibernate.engine.jdbc.env.spi.JdbcEnvironment;
 import org.hibernate.engine.jdbc.spi.JdbcServices;
 import org.hibernate.service.ServiceRegistry;
+import org.hibernate.type.spi.TypeConfiguration;
 
 /**
  * @author Steve Ebersole
@@ -29,6 +30,7 @@ import org.hibernate.service.ServiceRegistry;
 public class Database {
 
 	private final Dialect dialect;
+	private final TypeConfiguration typeConfiguration;
 	private final JdbcEnvironment jdbcEnvironment;
 	private final Map<Namespace.Name,Namespace> namespaceMap = new TreeMap<>();
 	private final Map<String,AuxiliaryDatabaseObject> auxiliaryDatabaseObjects = new HashMap<>();
@@ -44,6 +46,7 @@ public class Database {
 
 	public Database(MetadataBuildingOptions buildingOptions, JdbcEnvironment jdbcEnvironment) {
 		this.serviceRegistry = buildingOptions.getServiceRegistry();
+		this.typeConfiguration = buildingOptions.getTypeConfiguration();
 		this.jdbcEnvironment = jdbcEnvironment;
 		this.physicalNamingStrategy = buildingOptions.getPhysicalNamingStrategy();
 		this.dialect = determineDialect( buildingOptions );
@@ -169,4 +172,8 @@ public class Database {
 	public ServiceRegistry getServiceRegistry() {
 		return serviceRegistry;
 	}
+
+	public TypeConfiguration getTypeConfiguration() {
+		return typeConfiguration;
+	}
 }

hibernate-core/src/main/java/org/hibernate/boot/model/source/internal/hbm/ModelBinder.java

@@ -6,6 +6,7 @@
  */
 package org.hibernate.boot.model.source.internal.hbm;
 
+import java.sql.Types;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Iterator;
@@ -2019,14 +2020,22 @@ public class ModelBinder {
 
 	private static boolean isLob(Integer sqlType, String sqlTypeName) {
 		if ( sqlType != null ) {
-			return ClobType.INSTANCE.getJdbcTypeDescriptor().getJdbcTypeCode() == sqlType ||
+			switch ( sqlType ) {
-					BlobType.INSTANCE.getJdbcTypeDescriptor().getJdbcTypeCode() == sqlType ||
+				case Types.BLOB:
-					NClobType.INSTANCE.getJdbcTypeDescriptor().getJdbcTypeCode() == sqlType;
+				case Types.CLOB:
+				case Types.NCLOB:
+					return true;
+			}
+			return false;
 		}
 		else if ( sqlTypeName != null ) {
-			return ClobType.INSTANCE.getName().equalsIgnoreCase( sqlTypeName ) ||
+			switch ( sqlTypeName.toLowerCase( Locale.ROOT ) ) {
-					BlobType.INSTANCE.getName().equalsIgnoreCase( sqlTypeName ) ||
+				case "blob":
-					NClobType.INSTANCE.getName().equalsIgnoreCase( sqlTypeName );
+				case "clob":
+				case "nclob":
+					return true;
+			}
+			return false;
 		}
 		return false;
 	}
@@ -2405,8 +2414,9 @@ public class ModelBinder {
 			);
 		}
 		else {
-			discriminatorTypeName = StandardBasicTypes.STRING.getTypeName();
+			discriminatorTypeName = StandardBasicTypes.STRING.getName();
-			discriminatorType = StandardBasicTypes.STRING;
+			discriminatorType = metadataBuildingContext.getBootstrapContext().getTypeConfiguration().getBasicTypeRegistry()
+					.resolve( StandardBasicTypes.STRING );
 		}
 
 		anyBinding.setMetaType( discriminatorTypeName );

hibernate-core/src/main/java/org/hibernate/boot/spi/AbstractDelegatingMetadataBuildingOptions.java

@@ -22,6 +22,7 @@ import org.hibernate.boot.model.naming.PhysicalNamingStrategy;
 import org.hibernate.boot.registry.StandardServiceRegistry;
 import org.hibernate.cache.spi.access.AccessType;
 import org.hibernate.cfg.MetadataSourceType;
+import org.hibernate.type.spi.TypeConfiguration;
 
 import org.jboss.jandex.IndexView;
 
@@ -59,6 +60,11 @@ public abstract class AbstractDelegatingMetadataBuildingOptions implements Metad
 		return delegate.getBasicTypeRegistrations();
 	}
 
+	@Override
+	public TypeConfiguration getTypeConfiguration() {
+		return delegate.getTypeConfiguration();
+	}
+
 	@Override
 	public IndexView getJandexView() {
 		return delegate.getJandexView();

hibernate-core/src/main/java/org/hibernate/boot/spi/MetadataBuildingOptions.java

@@ -25,6 +25,7 @@ import org.hibernate.collection.internal.StandardCollectionSemanticsResolver;
 import org.hibernate.collection.spi.CollectionSemanticsResolver;
 import org.hibernate.metamodel.internal.ManagedTypeRepresentationResolverStandard;
 import org.hibernate.metamodel.spi.ManagedTypeRepresentationResolver;
+import org.hibernate.type.spi.TypeConfiguration;
 
 import org.jboss.jandex.IndexView;
 
@@ -182,6 +183,8 @@ public interface MetadataBuildingOptions {
 
 	IdGeneratorStrategyInterpreter getIdGenerationTypeInterpreter();
 
+	TypeConfiguration getTypeConfiguration();
+
 	/**
 	 * Access to all explicit cache region mappings.
 	 *

hibernate-core/src/main/java/org/hibernate/collection/internal/AbstractPersistentCollection.java

@@ -15,6 +15,7 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.ListIterator;
 import java.util.Map;
+import java.util.UUID;
 
 import org.hibernate.AssertionFailure;
 import org.hibernate.FlushMode;
@@ -39,14 +40,9 @@ import org.hibernate.persister.collection.CollectionPersister;
 import org.hibernate.persister.entity.EntityPersister;
 import org.hibernate.pretty.MessageHelper;
 import org.hibernate.resource.transaction.spi.TransactionStatus;
+import org.hibernate.type.BasicType;
 import org.hibernate.type.CompositeType;
-import org.hibernate.type.IntegerType;
-import org.hibernate.type.LongType;
-import org.hibernate.type.PostgresUUIDType;
-import org.hibernate.type.StringType;
 import org.hibernate.type.Type;
-import org.hibernate.type.UUIDBinaryType;
-import org.hibernate.type.UUIDCharType;
 
 /**
  * Base class implementing {@link PersistentCollection}
@@ -1261,12 +1257,14 @@ public abstract class AbstractPersistentCollection<E> implements Serializable, P
 	}
 
 	private static boolean mayUseIdDirect(Type idType) {
-		return idType == StringType.INSTANCE
+		if ( idType instanceof BasicType<?> ) {
-			|| idType == IntegerType.INSTANCE
+			final Class<?> javaType = ( (BasicType<?>) idType ).getJavaType();
-			|| idType == LongType.INSTANCE
+			return javaType == String.class
-			|| idType == UUIDBinaryType.INSTANCE
+					|| javaType == Integer.class
-			|| idType == UUIDCharType.INSTANCE
+					|| javaType == Long.class
-			|| idType == PostgresUUIDType.INSTANCE;
+					|| javaType == UUID.class;
+		}
+		return false;
 	}
 
 	/**

hibernate-core/src/main/java/org/hibernate/dialect/AbstractHANADialect.java

@@ -60,7 +60,7 @@ import org.hibernate.type.descriptor.java.DataHelper;
 import org.hibernate.type.descriptor.java.DoubleJavaTypeDescriptor;
 import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.*;
-import org.hibernate.type.internal.StandardBasicTypeImpl;
+import org.hibernate.type.internal.BasicTypeImpl;
 
 import java.io.*;
 import java.nio.charset.StandardCharsets;
@@ -823,7 +823,7 @@ public abstract class AbstractHANADialect extends Dialect {
 
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"locate",
-				StandardBasicTypes.INTEGER,
+				queryEngine.getTypeConfiguration().getBasicTypeRegistry().resolve( StandardBasicTypes.INTEGER ),
 				"locate(?2,?1)",
 				"locate(?2,?1,?3)"
 		).setArgumentListSignature("(pattern, string[, start])");
@@ -1477,7 +1477,7 @@ public abstract class AbstractHANADialect extends Dialect {
 			registerHibernateType( Types.DOUBLE, StandardBasicTypes.BIG_DECIMAL.getName() );
 			typeContributions.getTypeConfiguration().getBasicTypeRegistry()
 					.register(
-							new StandardBasicTypeImpl<>(
+							new BasicTypeImpl<>(
 									DoubleJavaTypeDescriptor.INSTANCE,
 									NumericJdbcTypeDescriptor.INSTANCE
 							),

hibernate-core/src/main/java/org/hibernate/dialect/AbstractTransactSQLDialect.java

@@ -125,7 +125,7 @@ public abstract class AbstractTransactSQLDialect extends Dialect {
 
 		queryEngine.getSqmFunctionRegistry().register( "least", new CaseLeastGreatestEmulation( true ) );
 		queryEngine.getSqmFunctionRegistry().register( "greatest", new CaseLeastGreatestEmulation( false ) );
-		queryEngine.getSqmFunctionRegistry().register( "str", new TransactSQLStrFunction() );
+		queryEngine.getSqmFunctionRegistry().register( "str", new TransactSQLStrFunction( queryEngine.getTypeConfiguration() ) );
 	}
 
 	@Override

hibernate-core/src/main/java/org/hibernate/dialect/CockroachDialect.java

@@ -28,6 +28,8 @@ import org.hibernate.sql.ast.spi.SqlAppender;
 import org.hibernate.sql.ast.spi.StandardSqlAstTranslatorFactory;
 import org.hibernate.sql.ast.tree.Statement;
 import org.hibernate.sql.exec.spi.JdbcOperation;
+import org.hibernate.type.BasicType;
+import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.StandardBasicTypes;
 
 import java.sql.DatabaseMetaData;
@@ -107,6 +109,9 @@ public class CockroachDialect extends Dialect {
 	public void initializeFunctionRegistry(QueryEngine queryEngine) {
 		super.initializeFunctionRegistry(queryEngine);
 
+		final BasicTypeRegistry basicTypeRegistry = queryEngine.getTypeConfiguration().getBasicTypeRegistry();
+		final BasicType<String> stringType = basicTypeRegistry.resolve( StandardBasicTypes.STRING );
+
 		CommonFunctionFactory.ascii( queryEngine );
 		CommonFunctionFactory.char_chr( queryEngine );
 		CommonFunctionFactory.overlay( queryEngine );
@@ -129,7 +134,7 @@ public class CockroachDialect extends Dialect {
 		CommonFunctionFactory.trunc( queryEngine ); //TODO: emulate second arg
 
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder("format", "experimental_strftime")
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setExactArgumentCount( 2 )
 				.setArgumentListSignature("(datetime as pattern)")
 				.register();

hibernate-core/src/main/java/org/hibernate/dialect/DB2Dialect.java

@@ -197,10 +197,12 @@ public class DB2Dialect extends Dialect {
 		CommonFunctionFactory.dateTrunc( queryEngine );
 		CommonFunctionFactory.bitLength_pattern( queryEngine, "length(?1)*8" );
 
-		queryEngine.getSqmFunctionRegistry().register( "format", new DB2FormatEmulation() );
+		queryEngine.getSqmFunctionRegistry().register( "format", new DB2FormatEmulation( queryEngine.getTypeConfiguration() ) );
 
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "posstr" )
-				.setInvariantType( StandardBasicTypes.INTEGER )
+				.setInvariantType(
+						queryEngine.getTypeConfiguration().getBasicTypeRegistry().resolve( StandardBasicTypes.INTEGER )
+				)
 				.setExactArgumentCount( 2 )
 				.setArgumentListSignature("(string, pattern)")
 				.register();

hibernate-core/src/main/java/org/hibernate/dialect/DerbyDialect.java

@@ -53,6 +53,8 @@ import org.hibernate.sql.exec.spi.JdbcOperation;
 import org.hibernate.tool.schema.extract.internal.SequenceInformationExtractorDerbyDatabaseImpl;
 import org.hibernate.tool.schema.extract.internal.SequenceInformationExtractorNoOpImpl;
 import org.hibernate.tool.schema.extract.spi.SequenceInformationExtractor;
+import org.hibernate.type.BasicType;
+import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.JavaObjectType;
 import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.descriptor.jdbc.DecimalJdbcTypeDescriptor;
@@ -188,13 +190,16 @@ public class DerbyDialect extends Dialect {
 	public void initializeFunctionRegistry(QueryEngine queryEngine) {
 		super.initializeFunctionRegistry( queryEngine );
 
+		final BasicTypeRegistry basicTypeRegistry = queryEngine.getTypeConfiguration().getBasicTypeRegistry();
+		final BasicType<String> stringType = basicTypeRegistry.resolve( StandardBasicTypes.STRING );
+
 		// Derby needs an actual argument type for aggregates like SUM, AVG, MIN, MAX to determine the result type
 		CommonFunctionFactory.aggregates(
 				this,
 				queryEngine,
 				SqlAstNodeRenderingMode.NO_PLAIN_PARAMETER,
 				"||",
-				getCastTypeName( StandardBasicTypes.STRING, null, null, null )
+				getCastTypeName( stringType, null, null, null )
 		);
 
 		CommonFunctionFactory.concat_pipeOperator( queryEngine );
@@ -223,14 +228,14 @@ public class DerbyDialect extends Dialect {
 				.setExactArgumentCount( 2 )
 				.register();
 
-		queryEngine.getSqmFunctionRegistry().register( "concat", new DerbyConcatFunction( this ) );
+		queryEngine.getSqmFunctionRegistry().register( "concat", new DerbyConcatFunction( this, queryEngine.getTypeConfiguration() ) );
 
 		//no way I can see to pad with anything other than spaces
-		queryEngine.getSqmFunctionRegistry().register( "lpad", new DerbyLpadEmulation() );
+		queryEngine.getSqmFunctionRegistry().register( "lpad", new DerbyLpadEmulation( queryEngine.getTypeConfiguration() ) );
-		queryEngine.getSqmFunctionRegistry().register( "rpad", new DerbyRpadEmulation() );
+		queryEngine.getSqmFunctionRegistry().register( "rpad", new DerbyRpadEmulation( queryEngine.getTypeConfiguration() ) );
 		queryEngine.getSqmFunctionRegistry().register( "least", new CaseLeastGreatestEmulation( true ) );
 		queryEngine.getSqmFunctionRegistry().register( "greatest", new CaseLeastGreatestEmulation( false ) );
-		queryEngine.getSqmFunctionRegistry().register( "overlay", new InsertSubstringOverlayEmulation( true ) );
+		queryEngine.getSqmFunctionRegistry().register( "overlay", new InsertSubstringOverlayEmulation( queryEngine.getTypeConfiguration(), true ) );
 	}
 
 	@Override

hibernate-core/src/main/java/org/hibernate/dialect/Dialect.java

@@ -73,6 +73,8 @@ import org.hibernate.tool.schema.extract.internal.SequenceInformationExtractorNo
 import org.hibernate.tool.schema.extract.spi.SequenceInformationExtractor;
 import org.hibernate.tool.schema.internal.*;
 import org.hibernate.tool.schema.spi.Exporter;
+import org.hibernate.type.BasicType;
+import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.Type;
 import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
@@ -89,6 +91,11 @@ import jakarta.persistence.TemporalType;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.sql.*;
+import java.time.Instant;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.time.LocalTime;
+import java.time.OffsetDateTime;
 import java.time.temporal.TemporalAccessor;
 import java.util.Date;
 import java.util.*;
@@ -188,43 +195,43 @@ public abstract class Dialect implements ConversionContext {
 		registerColumnType( Types.NCLOB, "nclob" );
 
 		// register hibernate types for default use in scalar sqlquery type auto detection
-		registerHibernateType( Types.BOOLEAN, StandardBasicTypes.BOOLEAN.getTypeName() );
+		registerHibernateType( Types.BOOLEAN, StandardBasicTypes.BOOLEAN.getName() );
 
-		registerHibernateType( Types.BIT, 64, StandardBasicTypes.LONG.getTypeName() );
+		registerHibernateType( Types.BIT, 64, StandardBasicTypes.LONG.getName() );
-		registerHibernateType( Types.BIT, 32, StandardBasicTypes.INTEGER.getTypeName() );
+		registerHibernateType( Types.BIT, 32, StandardBasicTypes.INTEGER.getName() );
-		registerHibernateType( Types.BIT, 16, StandardBasicTypes.SHORT.getTypeName() );
+		registerHibernateType( Types.BIT, 16, StandardBasicTypes.SHORT.getName() );
-		registerHibernateType( Types.BIT, 8, StandardBasicTypes.BYTE.getTypeName() );
+		registerHibernateType( Types.BIT, 8, StandardBasicTypes.BYTE.getName() );
-		registerHibernateType( Types.BIT, 1, StandardBasicTypes.BOOLEAN.getTypeName() );
+		registerHibernateType( Types.BIT, 1, StandardBasicTypes.BOOLEAN.getName() );
 
-		registerHibernateType( Types.REAL, StandardBasicTypes.FLOAT.getTypeName() );
+		registerHibernateType( Types.REAL, StandardBasicTypes.FLOAT.getName() );
-		registerHibernateType( Types.DOUBLE, StandardBasicTypes.DOUBLE.getTypeName() );
+		registerHibernateType( Types.DOUBLE, StandardBasicTypes.DOUBLE.getName() );
-		registerHibernateType( Types.FLOAT, StandardBasicTypes.DOUBLE.getTypeName() );
+		registerHibernateType( Types.FLOAT, StandardBasicTypes.DOUBLE.getName() );
-		registerHibernateType( Types.NUMERIC, StandardBasicTypes.BIG_DECIMAL.getTypeName() );
+		registerHibernateType( Types.NUMERIC, StandardBasicTypes.BIG_DECIMAL.getName() );
-		registerHibernateType( Types.DECIMAL, StandardBasicTypes.BIG_DECIMAL.getTypeName() );
+		registerHibernateType( Types.DECIMAL, StandardBasicTypes.BIG_DECIMAL.getName() );
 
-		registerHibernateType( Types.BIGINT, StandardBasicTypes.LONG.getTypeName() );
+		registerHibernateType( Types.BIGINT, StandardBasicTypes.LONG.getName() );
-		registerHibernateType( Types.INTEGER, StandardBasicTypes.INTEGER.getTypeName() );
+		registerHibernateType( Types.INTEGER, StandardBasicTypes.INTEGER.getName() );
-		registerHibernateType( Types.SMALLINT, StandardBasicTypes.SHORT.getTypeName() );
+		registerHibernateType( Types.SMALLINT, StandardBasicTypes.SHORT.getName() );
-		registerHibernateType( Types.TINYINT, StandardBasicTypes.BYTE.getTypeName() );
+		registerHibernateType( Types.TINYINT, StandardBasicTypes.BYTE.getName() );
 
-		registerHibernateType( Types.CHAR, 1, StandardBasicTypes.CHARACTER.getTypeName() );
+		registerHibernateType( Types.CHAR, 1, StandardBasicTypes.CHARACTER.getName() );
-		registerHibernateType( Types.CHAR, StandardBasicTypes.STRING.getTypeName() );
+		registerHibernateType( Types.CHAR, StandardBasicTypes.STRING.getName() );
-		registerHibernateType( Types.VARCHAR, 1, StandardBasicTypes.CHARACTER.getTypeName() );
+		registerHibernateType( Types.VARCHAR, 1, StandardBasicTypes.CHARACTER.getName() );
-		registerHibernateType( Types.VARCHAR, StandardBasicTypes.STRING.getTypeName() );
+		registerHibernateType( Types.VARCHAR, StandardBasicTypes.STRING.getName() );
-		registerHibernateType( Types.NVARCHAR, StandardBasicTypes.NSTRING.getTypeName() );
+		registerHibernateType( Types.NVARCHAR, StandardBasicTypes.NSTRING.getName() );
-		registerHibernateType( Types.LONGVARCHAR, StandardBasicTypes.TEXT.getTypeName() );
+		registerHibernateType( Types.LONGVARCHAR, StandardBasicTypes.TEXT.getName() );
-		registerHibernateType( Types.LONGNVARCHAR, StandardBasicTypes.NTEXT.getTypeName() );
+		registerHibernateType( Types.LONGNVARCHAR, StandardBasicTypes.NTEXT.getName() );
 
-		registerHibernateType( Types.BINARY, StandardBasicTypes.BINARY.getTypeName() );
+		registerHibernateType( Types.BINARY, StandardBasicTypes.BINARY.getName() );
-		registerHibernateType( Types.VARBINARY, StandardBasicTypes.BINARY.getTypeName() );
+		registerHibernateType( Types.VARBINARY, StandardBasicTypes.BINARY.getName() );
-		registerHibernateType( Types.LONGVARBINARY, StandardBasicTypes.IMAGE.getTypeName() );
+		registerHibernateType( Types.LONGVARBINARY, StandardBasicTypes.IMAGE.getName() );
 
-		registerHibernateType( Types.BLOB, StandardBasicTypes.BLOB.getTypeName() );
+		registerHibernateType( Types.BLOB, StandardBasicTypes.BLOB.getName() );
-		registerHibernateType( Types.CLOB, StandardBasicTypes.CLOB.getTypeName() );
+		registerHibernateType( Types.CLOB, StandardBasicTypes.CLOB.getName() );
 
-		registerHibernateType( Types.DATE, StandardBasicTypes.DATE.getTypeName() );
+		registerHibernateType( Types.DATE, StandardBasicTypes.DATE.getName() );
-		registerHibernateType( Types.TIME, StandardBasicTypes.TIME.getTypeName() );
+		registerHibernateType( Types.TIME, StandardBasicTypes.TIME.getName() );
-		registerHibernateType( Types.TIMESTAMP, StandardBasicTypes.TIMESTAMP.getTypeName() );
+		registerHibernateType( Types.TIMESTAMP, StandardBasicTypes.TIMESTAMP.getName() );
 
 		if(supportsPartitionBy()) {
 			registerKeyword( "PARTITION" );
@@ -478,6 +485,15 @@ public abstract class Dialect implements ConversionContext {
 	 *
 	 */
 	public void initializeFunctionRegistry(QueryEngine queryEngine) {
+		final BasicTypeRegistry basicTypeRegistry = queryEngine.getTypeConfiguration().getBasicTypeRegistry();
+		final BasicType<Date> timestampType = basicTypeRegistry.resolve( StandardBasicTypes.TIMESTAMP );
+		final BasicType<Date> dateType = basicTypeRegistry.resolve( StandardBasicTypes.DATE );
+		final BasicType<Date> timeType = basicTypeRegistry.resolve( StandardBasicTypes.TIME );
+		final BasicType<Instant> instantType = basicTypeRegistry.resolve( StandardBasicTypes.INSTANT );
+		final BasicType<OffsetDateTime> offsetDateTimeType = basicTypeRegistry.resolve( StandardBasicTypes.OFFSET_DATE_TIME );
+		final BasicType<LocalDateTime> localDateTimeType = basicTypeRegistry.resolve( StandardBasicTypes.LOCAL_DATE_TIME );
+		final BasicType<LocalTime> localTimeType = basicTypeRegistry.resolve( StandardBasicTypes.LOCAL_TIME );
+		final BasicType<LocalDate> localDateType = basicTypeRegistry.resolve( StandardBasicTypes.LOCAL_DATE );
 
 		//aggregate functions, supported on every database
 
@@ -531,18 +547,18 @@ public abstract class Dialect implements ConversionContext {
 		//only some databases support the ANSI SQL-style position() function, so
 		//define it here as an alias for locate()
 
-		queryEngine.getSqmFunctionRegistry().register( "position", new LocatePositionEmulation() );
+		queryEngine.getSqmFunctionRegistry().register( "position", new LocatePositionEmulation( queryEngine.getTypeConfiguration() ) );
 
 		//very few databases support ANSI-style overlay() function, so emulate
 		//it here in terms of either insert() or concat()/substring()
 
-		queryEngine.getSqmFunctionRegistry().register( "overlay", new InsertSubstringOverlayEmulation( false ) );
+		queryEngine.getSqmFunctionRegistry().register( "overlay", new InsertSubstringOverlayEmulation( queryEngine.getTypeConfiguration(), false ) );
 
 		//ANSI SQL trim() function is supported on almost all of the databases
 		//we care about, but on some it must be emulated using ltrim(), rtrim(),
 		//and replace()
 
-		queryEngine.getSqmFunctionRegistry().register( "trim", new TrimFunction( this ) );
+		queryEngine.getSqmFunctionRegistry().register( "trim", new TrimFunction( this, queryEngine.getTypeConfiguration() ) );
 
 		//ANSI SQL cast() function is supported on the databases we care most
 		//about but in certain cases it doesn't allow some useful typecasts,
@@ -580,12 +596,12 @@ public abstract class Dialect implements ConversionContext {
 
 		//pad() is a function we've designed to look like ANSI trim()
 
-		queryEngine.getSqmFunctionRegistry().register( "pad", new LpadRpadPadEmulation() );
+		queryEngine.getSqmFunctionRegistry().register( "pad", new LpadRpadPadEmulation( queryEngine.getTypeConfiguration() ) );
 
 		//legacy Hibernate convenience function for casting to string, defined
 		//here as an alias for cast(arg as String)
 
-		queryEngine.getSqmFunctionRegistry().register( "str", new CastStrEmulation() );
+		queryEngine.getSqmFunctionRegistry().register( "str", new CastStrEmulation( queryEngine.getTypeConfiguration() ) );
 
 		//format() function for datetimes, emulated on many databases using the
 		//Oracle-style to_char() function, and on others using their native
@@ -596,8 +612,8 @@ public abstract class Dialect implements ConversionContext {
 		//timestampadd()/timestampdiff() delegated back to the Dialect itself
 		//since there is a great variety of different ways to emulate them
 
-		queryEngine.getSqmFunctionRegistry().register( "timestampadd", new TimestampaddFunction( this ) );
+		queryEngine.getSqmFunctionRegistry().register( "timestampadd", new TimestampaddFunction( this, queryEngine.getTypeConfiguration() ) );
-		queryEngine.getSqmFunctionRegistry().register( "timestampdiff", new TimestampdiffFunction( this ) );
+		queryEngine.getSqmFunctionRegistry().register( "timestampdiff", new TimestampdiffFunction( this, queryEngine.getTypeConfiguration() ) );
 		queryEngine.getSqmFunctionRegistry().registerAlternateKey( "dateadd", "timestampadd" );
 		queryEngine.getSqmFunctionRegistry().registerAlternateKey( "datediff", "timestampdiff" );
 
@@ -609,7 +625,7 @@ public abstract class Dialect implements ConversionContext {
 				new CurrentFunction(
 						"current_date",
 						currentDate(),
-						StandardBasicTypes.DATE
+						dateType
 				)
 		);
 		queryEngine.getSqmFunctionRegistry().register(
@@ -617,7 +633,7 @@ public abstract class Dialect implements ConversionContext {
 				new CurrentFunction(
 						"current_time",
 						currentTime(),
-						StandardBasicTypes.TIME
+						timeType
 				)
 		);
 		queryEngine.getSqmFunctionRegistry().register(
@@ -625,7 +641,7 @@ public abstract class Dialect implements ConversionContext {
 				new CurrentFunction(
 						"current_timestamp",
 						currentTimestamp(),
-						StandardBasicTypes.TIMESTAMP
+						timestampType
 				)
 		);
 		queryEngine.getSqmFunctionRegistry().registerAlternateKey( "current date", "current_date" );
@@ -638,7 +654,7 @@ public abstract class Dialect implements ConversionContext {
 				new CurrentFunction(
 						"local_date",
 						currentDate(),
-						StandardBasicTypes.LOCAL_DATE
+						localDateType
 				)
 		);
 		queryEngine.getSqmFunctionRegistry().register(
@@ -646,7 +662,7 @@ public abstract class Dialect implements ConversionContext {
 				new CurrentFunction(
 						"local_time",
 						currentLocalTime(),
-						StandardBasicTypes.LOCAL_TIME
+						localTimeType
 				)
 		);
 		queryEngine.getSqmFunctionRegistry().register(
@@ -654,7 +670,7 @@ public abstract class Dialect implements ConversionContext {
 				new CurrentFunction(
 						"local_datetime",
 						currentLocalTimestamp(),
-						StandardBasicTypes.LOCAL_DATE_TIME
+						localDateTimeType
 				)
 		);
 		queryEngine.getSqmFunctionRegistry().register(
@@ -662,7 +678,7 @@ public abstract class Dialect implements ConversionContext {
 				new CurrentFunction(
 						"offset_datetime",
 						currentTimestampWithTimeZone(),
-						StandardBasicTypes.OFFSET_DATE_TIME
+						offsetDateTimeType
 				)
 		);
 		queryEngine.getSqmFunctionRegistry().registerAlternateKey( "local date", "local_date" );
@@ -675,7 +691,7 @@ public abstract class Dialect implements ConversionContext {
 				new CurrentFunction(
 						"instant",
 						currentTimestamp(),
-						StandardBasicTypes.INSTANT
+						instantType
 				)
 		);
 		queryEngine.getSqmFunctionRegistry().registerAlternateKey( "current_instant", "instant" ); //deprecated legacy!
@@ -3458,7 +3474,8 @@ public abstract class Dialect implements ConversionContext {
 				JdbcTypeDescriptor jdbcType,
 				JavaTypeDescriptor<?> javaType,
 				Integer precision,
-				Integer scale, Long length);
+				Integer scale,
+				Long length);
 	}
 
 	public class SizeStrategyImpl implements SizeStrategy {
@@ -3478,25 +3495,27 @@ public abstract class Dialect implements ConversionContext {
 					if ( javaType.getJavaTypeClass() == Boolean.class && length != null && length == 255 ) {
 						length = null;
 					}
-					size.setLength( javaType.getDefaultSqlLength( Dialect.this ) );
+					size.setLength( javaType.getDefaultSqlLength( Dialect.this, jdbcType ) );
 					break;
 				case Types.CHAR:
-					// Use the default length for char if we encounter the JPA default 255 instead
+				case Types.NCHAR:
-					if ( javaType.getJavaTypeClass() == Character.class && length != null && length == 255 ) {
+					// Use the default length for char and UUID if we encounter the JPA default 255 instead
+					if ( length != null && length == 255 ) {
+						if ( javaType.getJavaTypeClass() == Character.class || javaType.getJavaTypeClass() == UUID.class ) {
 							length = null;
 						}
-					size.setLength( javaType.getDefaultSqlLength( Dialect.this ) );
+					}
+					size.setLength( javaType.getDefaultSqlLength( Dialect.this, jdbcType ) );
 					break;
-				case Types.NCHAR:
-				case Types.BINARY:
 				case Types.VARCHAR:
 				case Types.NVARCHAR:
+				case Types.BINARY:
 				case Types.VARBINARY:
 					// Use the default length for UUID if we encounter the JPA default 255 instead
 					if ( javaType.getJavaTypeClass() == UUID.class && length != null && length == 255 ) {
 						length = null;
 					}
-					size.setLength( javaType.getDefaultSqlLength( Dialect.this ) );
+					size.setLength( javaType.getDefaultSqlLength( Dialect.this, jdbcType ) );
 					break;
 				case Types.LONGVARCHAR:
 				case Types.LONGNVARCHAR:
@@ -3528,7 +3547,7 @@ public abstract class Dialect implements ConversionContext {
 					break;
 				case Types.CLOB:
 				case Types.BLOB:
-					size.setLength( javaType.getDefaultSqlLength(Dialect.this) );
+					size.setLength( javaType.getDefaultSqlLength( Dialect.this, jdbcType ) );
 					break;
 
 			}

hibernate-core/src/main/java/org/hibernate/dialect/HANAColumnStoreDialect.java

@@ -103,12 +103,15 @@ public class HANAColumnStoreDialect extends AbstractHANADialect {
 		super.initializeFunctionRegistry( queryEngine );
 
 		// full-text search functions
-		queryEngine.getSqmFunctionRegistry().registerNamed( "score", StandardBasicTypes.DOUBLE );
+		queryEngine.getSqmFunctionRegistry().registerNamed(
+				"score",
+				queryEngine.getTypeConfiguration().getBasicTypeRegistry().resolve( StandardBasicTypes.DOUBLE )
+		);
 		queryEngine.getSqmFunctionRegistry().registerNamed( "snippets" );
 		queryEngine.getSqmFunctionRegistry().registerNamed( "highlighted" );
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"contains",
-				StandardBasicTypes.BOOLEAN,
+				queryEngine.getTypeConfiguration().getBasicTypeRegistry().resolve( StandardBasicTypes.BOOLEAN ),
 				"contains(?1,?2)",
 				"contains(?1,?2,?3)"
 		);

hibernate-core/src/main/java/org/hibernate/dialect/MariaDBDialect.java

@@ -77,7 +77,12 @@ public class MariaDBDialect extends MySQLDialect {
 		super.initializeFunctionRegistry(queryEngine);
 
 		if ( getVersion() >= 1020 ) {
-			queryEngine.getSqmFunctionRegistry().registerNamed("json_valid", StandardBasicTypes.NUMERIC_BOOLEAN);
+			queryEngine.getSqmFunctionRegistry().registerNamed(
+					"json_valid",
+					queryEngine.getTypeConfiguration()
+							.getBasicTypeRegistry()
+							.resolve( StandardBasicTypes.BOOLEAN )
+			);
 		}
 	}
 

hibernate-core/src/main/java/org/hibernate/dialect/MySQLDialect.java

@@ -59,7 +59,6 @@ import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.JdbcTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.NullJdbcTypeDescriptor;
-import org.hibernate.type.descriptor.jdbc.ObjectNullAsNullTypeJdbcTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.spi.JdbcTypeDescriptorRegistry;
 
 import java.sql.CallableStatement;
@@ -394,7 +393,7 @@ public class MySQLDialect extends Dialect {
 			CommonFunctionFactory.sysdateExplicitMicros( queryEngine );
 		}
 
-		queryEngine.getSqmFunctionRegistry().register( "field", new FieldFunction() );
+		queryEngine.getSqmFunctionRegistry().register( "field", new FieldFunction( queryEngine.getTypeConfiguration() ) );
 	}
 
 	@Override
@@ -448,7 +447,9 @@ public class MySQLDialect extends Dialect {
 	private void time(QueryEngine queryEngine) {
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "time" )
 				.setExactArgumentCount( 1 )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType(
+					queryEngine.getTypeConfiguration().getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 				.register();
 	}
 
@@ -731,7 +732,10 @@ public class MySQLDialect extends Dialect {
 				//inconsistent with other Dialects which need a length
 				return String.format(
 						"binary(%d)",
-						length == null ? type.getJdbcMapping().getJavaTypeDescriptor().getDefaultSqlLength(this) : length
+						length != null ? length : type.getJdbcMapping().getJavaTypeDescriptor().getDefaultSqlLength(
+								this,
+								type.getJdbcMapping().getJdbcTypeDescriptor()
+						)
 				);
 			case Types.VARCHAR:
 			case Types.LONGVARCHAR:
@@ -740,7 +744,10 @@ public class MySQLDialect extends Dialect {
 				//inconsistent with other Dialects which need a length
 				return String.format(
 						"char(%d)",
-						length == null ? type.getJdbcMapping().getJavaTypeDescriptor().getDefaultSqlLength(this) : length
+						length != null ? length : type.getJdbcMapping().getJavaTypeDescriptor().getDefaultSqlLength(
+								this,
+								type.getJdbcMapping().getJdbcTypeDescriptor()
+						)
 				);
 			default:
 				return super.getCastTypeName( type, length, precision, scale );

hibernate-core/src/main/java/org/hibernate/dialect/OracleDialect.java

@@ -189,7 +189,7 @@ public class OracleDialect extends Dialect {
 
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"locate",
-				StandardBasicTypes.INTEGER,
+				queryEngine.getTypeConfiguration().getBasicTypeRegistry().resolve( StandardBasicTypes.INTEGER ),
 				"instr(?2,?1)",
 				"instr(?2,?1,?3)"
 		).setArgumentListSignature("(pattern, string[, start])");

hibernate-core/src/main/java/org/hibernate/dialect/PostgreSQLDialect.java

@@ -335,7 +335,7 @@ public class PostgreSQLDialect extends Dialect {
 
 		queryEngine.getSqmFunctionRegistry().registerBinaryTernaryPattern(
 				"locate",
-				StandardBasicTypes.INTEGER,
+				queryEngine.getTypeConfiguration().getBasicTypeRegistry().resolve( StandardBasicTypes.INTEGER ),
 				"position(?1 in ?2)",
 				"(position(?1 in substring(?2 from ?3))+(?3)-1)"
 		).setArgumentListSignature("(pattern, string[, start])");

hibernate-core/src/main/java/org/hibernate/dialect/SQLServerDialect.java

@@ -44,6 +44,8 @@ import org.hibernate.sql.ast.tree.Statement;
 import org.hibernate.sql.exec.spi.JdbcOperation;
 import org.hibernate.tool.schema.internal.StandardSequenceExporter;
 import org.hibernate.tool.schema.spi.Exporter;
+import org.hibernate.type.BasicType;
+import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.descriptor.java.PrimitiveByteArrayJavaTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.JdbcTypeDescriptor;
@@ -51,6 +53,7 @@ import org.hibernate.type.descriptor.jdbc.SmallIntJdbcTypeDescriptor;
 
 import java.sql.DatabaseMetaData;
 import java.sql.SQLException;
+import java.sql.Timestamp;
 import java.sql.Types;
 import java.time.temporal.ChronoField;
 import java.time.temporal.TemporalAccessor;
@@ -167,6 +170,11 @@ public class SQLServerDialect extends AbstractTransactSQLDialect {
 	public void initializeFunctionRegistry(QueryEngine queryEngine) {
 		super.initializeFunctionRegistry(queryEngine);
 
+		final BasicTypeRegistry basicTypeRegistry = queryEngine.getTypeConfiguration().getBasicTypeRegistry();
+		BasicType<Date> dateType = basicTypeRegistry.resolve( StandardBasicTypes.DATE );
+		BasicType<Date> timeType = basicTypeRegistry.resolve( StandardBasicTypes.TIME );
+		BasicType<Date> timestampType = basicTypeRegistry.resolve( StandardBasicTypes.TIMESTAMP );
+
 		// For SQL-Server we need to cast certain arguments to varchar(max) to be able to concat them
 		CommonFunctionFactory.aggregates( this, queryEngine, SqlAstNodeRenderingMode.DEFAULT, "+", "varchar(max)" );
 
@@ -181,7 +189,7 @@ public class SQLServerDialect extends AbstractTransactSQLDialect {
 		}
 
 		if ( getVersion() >= 11 ) {
-			queryEngine.getSqmFunctionRegistry().register( "format", new SQLServerFormatEmulation( this ) );
+			queryEngine.getSqmFunctionRegistry().register( "format", new SQLServerFormatEmulation( this, queryEngine.getTypeConfiguration() ) );
 
 			//actually translate() was added in 2017 but
 			//it's not worth adding a new dialect for that!
@@ -190,27 +198,27 @@ public class SQLServerDialect extends AbstractTransactSQLDialect {
 			CommonFunctionFactory.median_percentileCont( queryEngine, true );
 
 			queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "datefromparts" )
-					.setInvariantType( StandardBasicTypes.DATE )
+					.setInvariantType( dateType )
 					.setExactArgumentCount( 3 )
 					.register();
 			queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "timefromparts" )
-					.setInvariantType( StandardBasicTypes.TIME )
+					.setInvariantType( timeType )
 					.setExactArgumentCount( 5 )
 					.register();
 			queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "smalldatetimefromparts" )
-					.setInvariantType( StandardBasicTypes.TIMESTAMP )
+					.setInvariantType( timestampType )
 					.setExactArgumentCount( 5 )
 					.register();
 			queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "datetimefromparts" )
-					.setInvariantType( StandardBasicTypes.TIMESTAMP )
+					.setInvariantType( timestampType )
 					.setExactArgumentCount( 7 )
 					.register();
 			queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "datetime2fromparts" )
-					.setInvariantType( StandardBasicTypes.TIMESTAMP )
+					.setInvariantType( timestampType )
 					.setExactArgumentCount( 8 )
 					.register();
 			queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "datetimeoffsetfromparts" )
-					.setInvariantType( StandardBasicTypes.TIMESTAMP )
+					.setInvariantType( timestampType )
 					.setExactArgumentCount( 10 )
 					.register();
 		}

hibernate-core/src/main/java/org/hibernate/dialect/SpannerDialect.java

@@ -39,9 +39,12 @@ import org.hibernate.sql.ast.spi.StandardSqlAstTranslatorFactory;
 import org.hibernate.sql.ast.tree.Statement;
 import org.hibernate.sql.exec.spi.JdbcOperation;
 import org.hibernate.tool.schema.spi.Exporter;
+import org.hibernate.type.BasicType;
+import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.StandardBasicTypes;
 
 import java.sql.Types;
+import java.util.Date;
 import java.util.Map;
 import jakarta.persistence.TemporalType;
 
@@ -108,6 +111,13 @@ public class SpannerDialect extends Dialect {
 	@Override
 	public void initializeFunctionRegistry(QueryEngine queryEngine) {
 		super.initializeFunctionRegistry( queryEngine );
+		final BasicTypeRegistry basicTypeRegistry = queryEngine.getTypeConfiguration().getBasicTypeRegistry();
+		final BasicType<byte[]> byteArrayType = basicTypeRegistry.resolve( StandardBasicTypes.BINARY );
+		final BasicType<Long> longType = basicTypeRegistry.resolve( StandardBasicTypes.LONG );
+		final BasicType<Boolean> booleanType = basicTypeRegistry.resolve( StandardBasicTypes.BOOLEAN );
+		final BasicType<String> stringType = basicTypeRegistry.resolve( StandardBasicTypes.STRING );
+		final BasicType<Date> dateType = basicTypeRegistry.resolve( StandardBasicTypes.DATE );
+		final BasicType<Date> timestampType = basicTypeRegistry.resolve( StandardBasicTypes.TIMESTAMP );
 
 		// Aggregate Functions
 		queryEngine.getSqmFunctionRegistry().namedAggregateDescriptorBuilder( "any_value" )
@@ -117,19 +127,19 @@ public class SpannerDialect extends Dialect {
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedAggregateDescriptorBuilder( "countif" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedAggregateDescriptorBuilder( "logical_and" )
-				.setInvariantType( StandardBasicTypes.BOOLEAN )
+				.setInvariantType( booleanType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedAggregateDescriptorBuilder( "logical_or" )
-				.setInvariantType( StandardBasicTypes.BOOLEAN )
+				.setInvariantType( booleanType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedAggregateDescriptorBuilder( "string_agg" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setArgumentCountBetween( 1, 2 )
 				.register();
 
@@ -146,19 +156,19 @@ public class SpannerDialect extends Dialect {
 		CommonFunctionFactory.bitandorxornot_bitAndOrXorNot( queryEngine );
 
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "is_inf" )
-				.setInvariantType( StandardBasicTypes.BOOLEAN )
+				.setInvariantType( booleanType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "is_nan" )
-				.setInvariantType( StandardBasicTypes.BOOLEAN )
+				.setInvariantType( booleanType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "ieee_divide" )
-				.setInvariantType( StandardBasicTypes.DOUBLE )
+				.setInvariantType( booleanType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "div" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 2 )
 				.register();
 
@@ -166,15 +176,15 @@ public class SpannerDialect extends Dialect {
 
 		// Hash Functions
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "farm_fingerprint" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "sha256" )
-				.setInvariantType( StandardBasicTypes.BINARY )
+				.setInvariantType( byteArrayType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "sha512" )
-				.setInvariantType( StandardBasicTypes.BINARY )
+				.setInvariantType( byteArrayType )
 				.setExactArgumentCount( 1 )
 				.register();
 
@@ -186,34 +196,34 @@ public class SpannerDialect extends Dialect {
 		CommonFunctionFactory.substr( queryEngine );
 		CommonFunctionFactory.substring_substr( queryEngine );
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "byte_length" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "code_points_to_bytes" )
-				.setInvariantType( StandardBasicTypes.BINARY )
+				.setInvariantType( byteArrayType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "code_points_to_string" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "ends_with" )
-				.setInvariantType( StandardBasicTypes.BOOLEAN )
+				.setInvariantType( booleanType )
 				.setExactArgumentCount( 2 )
 				.register();
 //		queryEngine.getSqmFunctionRegistry().namedTemplateBuilder( "format" )
 //				.setInvariantType( StandardBasicTypes.STRING )
 //				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "from_base64" )
-				.setInvariantType( StandardBasicTypes.BINARY )
+				.setInvariantType( byteArrayType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "from_hex" )
-				.setInvariantType( StandardBasicTypes.BINARY )
+				.setInvariantType( byteArrayType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "regexp_contains" )
-				.setInvariantType( StandardBasicTypes.BOOLEAN )
+				.setInvariantType( booleanType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "regexp_extract" )
@@ -226,39 +236,39 @@ public class SpannerDialect extends Dialect {
 				.setExactArgumentCount( 3 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "safe_convert_bytes_to_string" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "split" )
 				.setArgumentCountBetween( 1, 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "starts_with" )
-				.setInvariantType( StandardBasicTypes.BOOLEAN )
+				.setInvariantType( booleanType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "strpos" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "to_base64" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "to_code_points" )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "to_hex" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setExactArgumentCount( 1 )
 				.register();
 
 		// JSON Functions
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "json_query" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "json_value" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setExactArgumentCount( 2 )
 				.register();
 
@@ -269,11 +279,11 @@ public class SpannerDialect extends Dialect {
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "array_concat" )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "array_length" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "array_to_string" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setArgumentCountBetween( 2, 3 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "array_reverse" )
@@ -282,102 +292,102 @@ public class SpannerDialect extends Dialect {
 
 		// Date functions
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "date" )
-				.setInvariantType( StandardBasicTypes.DATE )
+				.setInvariantType( dateType )
 				.setArgumentCountBetween( 1, 3 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "date_add" )
-				.setInvariantType( StandardBasicTypes.DATE )
+				.setInvariantType( dateType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "date_sub" )
-				.setInvariantType( StandardBasicTypes.DATE )
+				.setInvariantType( dateType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "date_diff" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 3 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "date_trunc" )
-				.setInvariantType( StandardBasicTypes.DATE )
+				.setInvariantType( dateType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "date_from_unix_date" )
-				.setInvariantType( StandardBasicTypes.DATE )
+				.setInvariantType( dateType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "format_date" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "parse_date" )
-				.setInvariantType( StandardBasicTypes.DATE )
+				.setInvariantType( dateType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "unix_date" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 1 )
 				.register();
 
 		// Timestamp functions
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "string" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setArgumentCountBetween( 1, 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "timestamp" )
-				.setInvariantType( StandardBasicTypes.TIMESTAMP )
+				.setInvariantType( timestampType )
 				.setArgumentCountBetween( 1, 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "timestamp_add" )
-				.setInvariantType( StandardBasicTypes.TIMESTAMP )
+				.setInvariantType( timestampType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "timestamp_sub" )
-				.setInvariantType( StandardBasicTypes.TIMESTAMP )
+				.setInvariantType( timestampType )
 				.setExactArgumentCount( 2 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "timestamp_diff" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 3 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "timestamp_trunc" )
-				.setInvariantType( StandardBasicTypes.TIMESTAMP )
+				.setInvariantType( timestampType )
 				.setArgumentCountBetween( 2, 3 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "format_timestamp" )
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setArgumentCountBetween( 2, 3 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "parse_timestamp" )
-				.setInvariantType( StandardBasicTypes.TIMESTAMP )
+				.setInvariantType( timestampType )
 				.setArgumentCountBetween( 2, 3 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "timestamp_seconds" )
-				.setInvariantType( StandardBasicTypes.TIMESTAMP )
+				.setInvariantType( timestampType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "timestamp_millis" )
-				.setInvariantType( StandardBasicTypes.TIMESTAMP )
+				.setInvariantType( timestampType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "timestamp_micros" )
-				.setInvariantType( StandardBasicTypes.TIMESTAMP )
+				.setInvariantType( timestampType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "unix_seconds" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "unix_millis" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 1 )
 				.register();
 		queryEngine.getSqmFunctionRegistry().namedDescriptorBuilder( "unix_micros" )
-				.setInvariantType( StandardBasicTypes.LONG )
+				.setInvariantType( longType )
 				.setExactArgumentCount( 1 )
 				.register();
 
 		queryEngine.getSqmFunctionRegistry().patternDescriptorBuilder("format", "format_timestamp(?2,?1)")
-				.setInvariantType( StandardBasicTypes.STRING )
+				.setInvariantType( stringType )
 				.setExactArgumentCount( 2 )
 				.setArgumentListSignature("(datetime as pattern)")
 				.register();

hibernate-core/src/main/java/org/hibernate/dialect/SybaseDialect.java

@@ -237,7 +237,7 @@ public class SybaseDialect extends AbstractTransactSQLDialect {
 		// For SQL-Server we need to cast certain arguments to varchar(16384) to be able to concat them
 		CommonFunctionFactory.aggregates( this, queryEngine, SqlAstNodeRenderingMode.DEFAULT, "+", "varchar(16384)" );
 
-		queryEngine.getSqmFunctionRegistry().register( "concat", new SybaseConcatFunction( this ) );
+		queryEngine.getSqmFunctionRegistry().register( "concat", new SybaseConcatFunction( this, queryEngine.getTypeConfiguration() ) );
 
 		//this doesn't work 100% on earlier versions of Sybase
 		//which were missing the third parameter in charindex()

hibernate-core/src/main/java/org/hibernate/dialect/function/CaseWhenEveryAnyEmulation.java

@@ -17,6 +17,7 @@ import org.hibernate.sql.ast.spi.SqlAppender;
 import org.hibernate.sql.ast.tree.SqlAstNode;
 import org.hibernate.sql.ast.tree.predicate.Predicate;
 import org.hibernate.type.StandardBasicTypes;
+import org.hibernate.type.spi.TypeConfiguration;
 
 /**
  * @author Jan Schatteman
@@ -25,12 +26,14 @@ public class CaseWhenEveryAnyEmulation extends AbstractSqmSelfRenderingFunctionD
 
 	private final boolean every;
 
-	public CaseWhenEveryAnyEmulation(boolean every) {
+	public CaseWhenEveryAnyEmulation(TypeConfiguration typeConfiguration, boolean every) {
 		super(
 				every ? "every" : "any",
 				FunctionKind.AGGREGATE,
 				StandardArgumentsValidators.exactly( 1 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.BOOLEAN )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.BOOLEAN )
+				)
 		);
 		this.every = every;
 	}

hibernate-core/src/main/java/org/hibernate/dialect/function/CastStrEmulation.java

@@ -29,11 +29,13 @@ import static java.util.Arrays.asList;
 public class CastStrEmulation
 		extends AbstractSqmFunctionDescriptor {
 
-	public CastStrEmulation() {
+	public CastStrEmulation(TypeConfiguration typeConfiguration) {
 		super(
 				"str",
 				StandardArgumentsValidators.exactly( 1 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.STRING )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 		);
 	}
 
@@ -56,7 +58,7 @@ public class CastStrEmulation
 						asList(
 								argument,
 								new SqmCastTarget<>(
-										StandardBasicTypes.STRING,
+										typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING ),
 										argument.nodeBuilder()
 								)
 						),

hibernate-core/src/main/java/org/hibernate/dialect/function/CountFunction.java

@@ -34,6 +34,7 @@ import org.hibernate.sql.ast.tree.from.TableGroupJoin;
 import org.hibernate.sql.ast.tree.predicate.Predicate;
 import org.hibernate.sql.ast.tree.select.QuerySpec;
 import org.hibernate.type.StandardBasicTypes;
+import org.hibernate.type.spi.TypeConfiguration;
 
 /**
  * @author Christian Beikov
@@ -45,12 +46,14 @@ public class CountFunction extends AbstractSqmSelfRenderingFunctionDescriptor {
 	private final String concatOperator;
 	private final String concatArgumentCastType;
 
-	public CountFunction(Dialect dialect, String concatOperator, String concatArgumentCastType) {
+	public CountFunction(Dialect dialect, TypeConfiguration typeConfiguration, String concatOperator, String concatArgumentCastType) {
 		super(
 				FUNCTION_NAME,
 				FunctionKind.AGGREGATE,
 				StandardArgumentsValidators.exactly( 1 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.LONG )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.LONG )
+				)
 		);
 		this.dialect = dialect;
 		this.concatOperator = concatOperator;

hibernate-core/src/main/java/org/hibernate/dialect/function/DB2FormatEmulation.java

@@ -7,6 +7,7 @@
 package org.hibernate.dialect.function;
 
 import org.hibernate.dialect.OracleDialect;
+import org.hibernate.query.spi.QueryEngine;
 import org.hibernate.query.sqm.function.AbstractSqmSelfRenderingFunctionDescriptor;
 import org.hibernate.query.sqm.produce.function.StandardArgumentsValidators;
 import org.hibernate.query.sqm.produce.function.StandardFunctionReturnTypeResolvers;
@@ -32,11 +33,13 @@ import jakarta.persistence.TemporalType;
 public class DB2FormatEmulation
 		extends AbstractSqmSelfRenderingFunctionDescriptor {
 
-	public DB2FormatEmulation() {
+	public DB2FormatEmulation(TypeConfiguration typeConfiguration) {
 		super(
 				"format",
 				StandardArgumentsValidators.exactly( 2 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.STRING )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 		);
 	}
 

hibernate-core/src/main/java/org/hibernate/dialect/function/DerbyConcatFunction.java

@@ -12,6 +12,7 @@ import java.util.List;
 import org.hibernate.dialect.Dialect;
 import org.hibernate.metamodel.mapping.JdbcMapping;
 import org.hibernate.query.CastType;
+import org.hibernate.query.spi.QueryEngine;
 import org.hibernate.query.sqm.function.AbstractSqmSelfRenderingFunctionDescriptor;
 import org.hibernate.query.sqm.produce.function.StandardArgumentsValidators;
 import org.hibernate.query.sqm.produce.function.StandardFunctionReturnTypeResolvers;
@@ -22,16 +23,19 @@ import org.hibernate.sql.ast.spi.SqlAppender;
 import org.hibernate.sql.ast.tree.SqlAstNode;
 import org.hibernate.sql.ast.tree.expression.Expression;
 import org.hibernate.type.StandardBasicTypes;
+import org.hibernate.type.spi.TypeConfiguration;
 
 public class DerbyConcatFunction extends AbstractSqmSelfRenderingFunctionDescriptor {
 
 	private final Dialect dialect;
 
-	public DerbyConcatFunction(Dialect dialect) {
+	public DerbyConcatFunction(Dialect dialect, TypeConfiguration typeConfiguration) {
 		super(
 				"concat",
 				StandardArgumentsValidators.min( 1 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.STRING )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 		);
 		this.dialect = dialect;
 	}

hibernate-core/src/main/java/org/hibernate/dialect/function/DerbyLpadEmulation.java

@@ -8,6 +8,7 @@ package org.hibernate.dialect.function;
 
 import java.util.List;
 
+import org.hibernate.query.spi.QueryEngine;
 import org.hibernate.query.sqm.function.AbstractSqmSelfRenderingFunctionDescriptor;
 import org.hibernate.query.sqm.produce.function.StandardArgumentsValidators;
 import org.hibernate.query.sqm.produce.function.StandardFunctionReturnTypeResolvers;
@@ -16,6 +17,7 @@ import org.hibernate.sql.ast.SqlAstTranslator;
 import org.hibernate.sql.ast.spi.SqlAppender;
 import org.hibernate.sql.ast.tree.SqlAstNode;
 import org.hibernate.type.StandardBasicTypes;
+import org.hibernate.type.spi.TypeConfiguration;
 
 /**
  * A derby implementation for lpad.
@@ -25,11 +27,13 @@ import org.hibernate.type.StandardBasicTypes;
 public class DerbyLpadEmulation
 		extends AbstractSqmSelfRenderingFunctionDescriptor {
 
-	public DerbyLpadEmulation() {
+	public DerbyLpadEmulation(TypeConfiguration typeConfiguration) {
 		super(
 				"lpad",
 				StandardArgumentsValidators.exactly( 2 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.STRING )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 		);
 	}
 

hibernate-core/src/main/java/org/hibernate/dialect/function/DerbyRpadEmulation.java

@@ -8,6 +8,7 @@ package org.hibernate.dialect.function;
 
 import java.util.List;
 
+import org.hibernate.query.spi.QueryEngine;
 import org.hibernate.query.sqm.function.AbstractSqmSelfRenderingFunctionDescriptor;
 import org.hibernate.query.sqm.produce.function.StandardArgumentsValidators;
 import org.hibernate.query.sqm.produce.function.StandardFunctionReturnTypeResolvers;
@@ -16,6 +17,7 @@ import org.hibernate.sql.ast.SqlAstTranslator;
 import org.hibernate.sql.ast.spi.SqlAppender;
 import org.hibernate.sql.ast.tree.SqlAstNode;
 import org.hibernate.type.StandardBasicTypes;
+import org.hibernate.type.spi.TypeConfiguration;
 
 /**
  * A derby implementation for rpad.
@@ -25,11 +27,13 @@ import org.hibernate.type.StandardBasicTypes;
 public class DerbyRpadEmulation
 		extends AbstractSqmSelfRenderingFunctionDescriptor {
 
-	public DerbyRpadEmulation() {
+	public DerbyRpadEmulation(TypeConfiguration typeConfiguration) {
 		super(
 				"rpad",
 				StandardArgumentsValidators.exactly( 2 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.STRING )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 		);
 	}
 

hibernate-core/src/main/java/org/hibernate/dialect/function/EveryAnyEmulation.java

@@ -32,12 +32,14 @@ public class EveryAnyEmulation extends AbstractSqmSelfRenderingFunctionDescripto
 
 	private final boolean every;
 
-	public EveryAnyEmulation(boolean every) {
+	public EveryAnyEmulation(TypeConfiguration typeConfiguration, boolean every) {
 		super(
 				every ? "every" : "any",
 				FunctionKind.AGGREGATE,
 				StandardArgumentsValidators.exactly( 1 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.BOOLEAN )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.BOOLEAN )
+				)
 		);
 		this.every = every;
 	}

hibernate-core/src/main/java/org/hibernate/dialect/function/FieldFunction.java

@@ -18,13 +18,17 @@ import org.hibernate.sql.ast.tree.expression.Expression;
 import org.hibernate.sql.ast.tree.expression.SqlTuple;
 import org.hibernate.sql.ast.tree.expression.SqlTupleContainer;
 import org.hibernate.type.StandardBasicTypes;
+import org.hibernate.type.spi.TypeConfiguration;
 
 public class FieldFunction extends AbstractSqmSelfRenderingFunctionDescriptor {
-	public FieldFunction() {
+
+	public FieldFunction(TypeConfiguration typeConfiguration) {
 		super(
 				"field",
 				StandardArgumentsValidators.min( 2 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.INTEGER )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.INTEGER )
+				)
 		);
 	}
 

hibernate-core/src/main/java/org/hibernate/dialect/function/InsertSubstringOverlayEmulation.java

@@ -40,11 +40,13 @@ public class InsertSubstringOverlayEmulation
 
 	private final boolean strictSubstring;
 
-	public InsertSubstringOverlayEmulation(boolean strictSubstring) {
+	public InsertSubstringOverlayEmulation(TypeConfiguration typeConfiguration, boolean strictSubstring) {
 		super(
 				"overlay",
 				StandardArgumentsValidators.between( 3, 4 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.STRING )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 		);
 		this.strictSubstring = strictSubstring;
 	}

hibernate-core/src/main/java/org/hibernate/dialect/function/LocatePositionEmulation.java

@@ -21,14 +21,15 @@ import java.util.List;
 /**
  * @author Gavin King
  */
-public class LocatePositionEmulation
+public class LocatePositionEmulation extends AbstractSqmFunctionDescriptor {
-		extends AbstractSqmFunctionDescriptor {
 
-	public LocatePositionEmulation() {
+	public LocatePositionEmulation(TypeConfiguration typeConfiguration) {
 		super(
 				"position",
 				StandardArgumentsValidators.exactly( 2 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.INTEGER )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.INTEGER )
+				)
 		);
 	}
 

hibernate-core/src/main/java/org/hibernate/dialect/function/LpadRpadPadEmulation.java

@@ -28,11 +28,13 @@ import static java.util.Arrays.asList;
 public class LpadRpadPadEmulation
 		extends AbstractSqmFunctionDescriptor {
 
-	public LpadRpadPadEmulation() {
+	public LpadRpadPadEmulation(TypeConfiguration typeConfiguration) {
 		super(
 				"pad",
 				StandardArgumentsValidators.between( 3, 4 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.STRING )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 		);
 	}
 

hibernate-core/src/main/java/org/hibernate/dialect/function/SQLServerEveryAnyEmulation.java

@@ -17,6 +17,7 @@ import org.hibernate.sql.ast.spi.SqlAppender;
 import org.hibernate.sql.ast.tree.SqlAstNode;
 import org.hibernate.sql.ast.tree.predicate.Predicate;
 import org.hibernate.type.StandardBasicTypes;
+import org.hibernate.type.spi.TypeConfiguration;
 
 /**
  * @author Jan Schatteman
@@ -25,12 +26,14 @@ public class SQLServerEveryAnyEmulation extends AbstractSqmSelfRenderingFunction
 
 	private final boolean every;
 
-	public SQLServerEveryAnyEmulation(boolean every) {
+	public SQLServerEveryAnyEmulation(TypeConfiguration typeConfiguration, boolean every) {
 		super(
 				every ? "every" : "any",
 				FunctionKind.AGGREGATE,
 				StandardArgumentsValidators.exactly( 1 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.BOOLEAN )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.BOOLEAN )
+				)
 		);
 		this.every = every;
 	}

hibernate-core/src/main/java/org/hibernate/dialect/function/SQLServerFormatEmulation.java

@@ -10,6 +10,7 @@ import java.util.List;
 import jakarta.persistence.TemporalType;
 
 import org.hibernate.dialect.SQLServerDialect;
+import org.hibernate.query.spi.QueryEngine;
 import org.hibernate.query.sqm.function.AbstractSqmSelfRenderingFunctionDescriptor;
 import org.hibernate.query.sqm.produce.function.StandardArgumentsValidators;
 import org.hibernate.query.sqm.produce.function.StandardFunctionReturnTypeResolvers;
@@ -30,11 +31,13 @@ public class SQLServerFormatEmulation extends AbstractSqmSelfRenderingFunctionDe
 
 	private final SQLServerDialect dialect;
 
-	public SQLServerFormatEmulation(SQLServerDialect dialect) {
+	public SQLServerFormatEmulation(SQLServerDialect dialect, TypeConfiguration typeConfiguration) {
 		super(
 				"format",
 				StandardArgumentsValidators.exactly( 2 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.STRING )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 		);
 		this.dialect = dialect;
 	}

hibernate-core/src/main/java/org/hibernate/dialect/function/StandardSQLFunction.java

@@ -6,8 +6,8 @@
  */
 package org.hibernate.dialect.function;
 
-import org.hibernate.metamodel.model.domain.AllowableFunctionReturnType;
 import org.hibernate.query.sqm.function.NamedSqmFunctionDescriptor;
+import org.hibernate.type.BasicTypeReference;
 
 /**
  * Simplified API allowing users to contribute
@@ -17,22 +17,22 @@ import org.hibernate.query.sqm.function.NamedSqmFunctionDescriptor;
  * @author David Channon
  */
 public class StandardSQLFunction extends NamedSqmFunctionDescriptor {
-	private final AllowableFunctionReturnType type;
+	private final BasicTypeReference<?> type;
 
 	public StandardSQLFunction(String name) {
 		this( name, null );
 	}
 
-	public StandardSQLFunction(String name, AllowableFunctionReturnType type) {
+	public StandardSQLFunction(String name, BasicTypeReference<?> type) {
 		this( name, true, type );
 	}
 
-	public StandardSQLFunction(String name, boolean useParentheses, AllowableFunctionReturnType type) {
+	public StandardSQLFunction(String name, boolean useParentheses, BasicTypeReference<?> type) {
 		super( name, useParentheses, null, null );
 		this.type = type;
 	}
 
-	public AllowableFunctionReturnType getType() {
+	public BasicTypeReference<?> getType() {
 		return type;
 	}
 }

hibernate-core/src/main/java/org/hibernate/dialect/function/SybaseConcatFunction.java

@@ -12,6 +12,7 @@ import java.util.List;
 import org.hibernate.dialect.Dialect;
 import org.hibernate.metamodel.mapping.JdbcMapping;
 import org.hibernate.query.CastType;
+import org.hibernate.query.spi.QueryEngine;
 import org.hibernate.query.sqm.function.AbstractSqmSelfRenderingFunctionDescriptor;
 import org.hibernate.query.sqm.produce.function.StandardArgumentsValidators;
 import org.hibernate.query.sqm.produce.function.StandardFunctionReturnTypeResolvers;
@@ -22,16 +23,19 @@ import org.hibernate.sql.ast.spi.SqlAppender;
 import org.hibernate.sql.ast.tree.SqlAstNode;
 import org.hibernate.sql.ast.tree.expression.Expression;
 import org.hibernate.type.StandardBasicTypes;
+import org.hibernate.type.spi.TypeConfiguration;
 
 public class SybaseConcatFunction extends AbstractSqmSelfRenderingFunctionDescriptor {
 
 	private final Dialect dialect;
 
-	public SybaseConcatFunction(Dialect dialect) {
+	public SybaseConcatFunction(Dialect dialect, TypeConfiguration typeConfiguration) {
 		super(
 				"concat",
 				StandardArgumentsValidators.min( 1 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.STRING )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 		);
 		this.dialect = dialect;
 	}

hibernate-core/src/main/java/org/hibernate/dialect/function/TimestampaddFunction.java

@@ -25,6 +25,7 @@ import org.hibernate.sql.ast.tree.expression.CastTarget;
 import org.hibernate.sql.ast.tree.expression.DurationUnit;
 import org.hibernate.sql.ast.tree.expression.Expression;
 import org.hibernate.sql.ast.tree.expression.QueryLiteral;
+import org.hibernate.type.BasicType;
 import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.spi.TypeConfiguration;
 
@@ -43,8 +44,9 @@ public class TimestampaddFunction
 
 	private final Dialect dialect;
 	private final CastFunction castFunction;
+	private final BasicType<Integer> integerType;
 
-	public TimestampaddFunction(Dialect dialect) {
+	public TimestampaddFunction(Dialect dialect, TypeConfiguration typeConfiguration) {
 		super(
 				"timestampadd",
 				StandardArgumentsValidators.exactly( 3 ),
@@ -52,6 +54,7 @@ public class TimestampaddFunction
 		);
 		this.dialect = dialect;
 		this.castFunction = new CastFunction( dialect, Types.BOOLEAN );
+		this.integerType = typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.INTEGER );
 	}
 
 	@Override
@@ -123,7 +126,8 @@ public class TimestampaddFunction
 						)
 				);
 			}
-			castArguments.add( new CastTarget( StandardBasicTypes.INTEGER ) );
+
+			castArguments.add( new CastTarget( integerType ) );
 			newArguments.set( 0, new DurationUnit( unit, field.getExpressionType() ) );
 			newArguments.set(
 					1,
@@ -131,8 +135,8 @@ public class TimestampaddFunction
 							"cast",
 							castFunction::render,
 							castArguments,
-							StandardBasicTypes.INTEGER,
+							integerType,
-							StandardBasicTypes.INTEGER
+							integerType
 					)
 
 			);

hibernate-core/src/main/java/org/hibernate/dialect/function/TimestampdiffFunction.java

@@ -33,11 +33,13 @@ public class TimestampdiffFunction
 
 	private final Dialect dialect;
 
-	public TimestampdiffFunction(Dialect dialect) {
+	public TimestampdiffFunction(Dialect dialect, TypeConfiguration typeConfiguration) {
 		super(
 				"timestampdiff",
 				StandardArgumentsValidators.exactly( 3 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.LONG )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.LONG )
+				)
 		);
 		this.dialect = dialect;
 	}

hibernate-core/src/main/java/org/hibernate/dialect/function/TransactSQLStrFunction.java

@@ -29,11 +29,13 @@ import org.hibernate.type.spi.TypeConfiguration;
  */
 public class TransactSQLStrFunction extends CastStrEmulation implements FunctionRenderingSupport {
 
-	public TransactSQLStrFunction() {
+	public TransactSQLStrFunction(TypeConfiguration typeConfiguration) {
 		super(
 				"str",
 				StandardArgumentsValidators.between( 1, 3 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.STRING )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 		);
 	}
 

hibernate-core/src/main/java/org/hibernate/dialect/function/TrimFunction.java

@@ -8,6 +8,7 @@ package org.hibernate.dialect.function;
 
 import org.hibernate.dialect.Dialect;
 import org.hibernate.query.TrimSpec;
+import org.hibernate.query.spi.QueryEngine;
 import org.hibernate.query.sqm.function.AbstractSqmSelfRenderingFunctionDescriptor;
 import org.hibernate.query.sqm.produce.function.StandardArgumentsValidators;
 import org.hibernate.query.sqm.produce.function.StandardFunctionReturnTypeResolvers;
@@ -19,6 +20,7 @@ import org.hibernate.sql.ast.tree.expression.Expression;
 import org.hibernate.sql.ast.tree.expression.QueryLiteral;
 import org.hibernate.sql.ast.tree.expression.TrimSpecification;
 import org.hibernate.type.StandardBasicTypes;
+import org.hibernate.type.spi.TypeConfiguration;
 
 import java.util.Collections;
 import java.util.List;
@@ -28,13 +30,15 @@ import java.util.List;
  */
 public class TrimFunction extends AbstractSqmSelfRenderingFunctionDescriptor {
 
-	private Dialect dialect;
+	private final Dialect dialect;
 
-	public TrimFunction(Dialect dialect) {
+	public TrimFunction(Dialect dialect, TypeConfiguration typeConfiguration) {
 		super(
 				"trim",
 				StandardArgumentsValidators.exactly( 3 ),
-				StandardFunctionReturnTypeResolvers.invariant( StandardBasicTypes.STRING )
+				StandardFunctionReturnTypeResolvers.invariant(
+						typeConfiguration.getBasicTypeRegistry().resolve( StandardBasicTypes.STRING )
+				)
 		);
 		this.dialect = dialect;
 	}

hibernate-core/src/main/java/org/hibernate/id/MultipleHiLoPerTableGenerator.java

@@ -42,7 +42,9 @@ import org.hibernate.mapping.Column;
 import org.hibernate.mapping.PrimaryKey;
 import org.hibernate.mapping.Table;
 import org.hibernate.service.ServiceRegistry;
+import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.LongType;
+import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.StringType;
 import org.hibernate.type.Type;
 
@@ -332,11 +334,12 @@ public class MultipleHiLoPerTableGenerator implements PersistentIdentifierGenera
 			// todo : not sure the best solution here.  do we add the columns if missing?  other?
 			table.setPrimaryKey( new PrimaryKey( table ) );
 
+			final BasicTypeRegistry basicTypeRegistry = database.getTypeConfiguration().getBasicTypeRegistry();
 			final Column pkColumn = new ExportableColumn(
 					database,
 					table,
 					segmentColumnName,
-					StringType.INSTANCE,
+					basicTypeRegistry.resolve( StandardBasicTypes.STRING ),
 					database.getDialect().getTypeName( Types.VARCHAR, Size.length(keySize) )
 			);
 			pkColumn.setNullable( false );
@@ -347,7 +350,7 @@ public class MultipleHiLoPerTableGenerator implements PersistentIdentifierGenera
 					database,
 					table,
 					valueColumnName,
-					LongType.INSTANCE
+					basicTypeRegistry.resolve( StandardBasicTypes.LONG )
 			);
 			table.addColumn( valueColumn );
 		}

hibernate-core/src/main/java/org/hibernate/id/enhanced/TableGenerator.java

@@ -50,7 +50,9 @@ import org.hibernate.mapping.Column;
 import org.hibernate.mapping.PrimaryKey;
 import org.hibernate.mapping.Table;
 import org.hibernate.service.ServiceRegistry;
+import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.LongType;
+import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.StringType;
 import org.hibernate.type.Type;
 
@@ -714,12 +716,13 @@ public class TableGenerator implements PersistentIdentifierGenerator, Configurab
 					(identifier) -> new Table( contributor, namespace, identifier, false )
 			);
 
+			final BasicTypeRegistry basicTypeRegistry = database.getTypeConfiguration().getBasicTypeRegistry();
 			// todo : not sure the best solution here.  do we add the columns if missing?  other?
 			final Column segmentColumn = new ExportableColumn(
 					database,
 					table,
 					segmentColumnName,
-					StringType.INSTANCE,
+					basicTypeRegistry.resolve( StandardBasicTypes.STRING ),
 					dialect.getTypeName( Types.VARCHAR, Size.length(segmentValueLength) )
 			);
 			segmentColumn.setNullable( false );
@@ -733,7 +736,7 @@ public class TableGenerator implements PersistentIdentifierGenerator, Configurab
 					database,
 					table,
 					valueColumnName,
-					LongType.INSTANCE
+					basicTypeRegistry.resolve( StandardBasicTypes.LONG )
 			);
 			table.addColumn( valueColumn );
 		}

hibernate-core/src/main/java/org/hibernate/id/enhanced/TableStructure.java

@@ -36,6 +36,7 @@ import org.hibernate.internal.CoreMessageLogger;
 import org.hibernate.jdbc.AbstractReturningWork;
 import org.hibernate.mapping.Table;
 import org.hibernate.type.LongType;
+import org.hibernate.type.StandardBasicTypes;
 
 import org.jboss.logging.Logger;
 
@@ -284,7 +285,7 @@ public class TableStructure implements DatabaseStructure {
 					database,
 					table,
 					valueColumnNameText,
-					LongType.INSTANCE
+					database.getTypeConfiguration().getBasicTypeRegistry().resolve( StandardBasicTypes.LONG )
 			);
 
 			table.addColumn( valueColumn );

hibernate-core/src/main/java/org/hibernate/internal/CoreMessageLogger.java

@@ -839,7 +839,7 @@ public interface CoreMessageLogger extends BasicLogger {
 
 	@LogMessage(level = WARN)
 	@Message(value = "Type [%s] defined no registration keys; ignoring", id = 269)
-	void typeDefinedNoRegistrationKeys(BasicType type);
+	void typeDefinedNoRegistrationKeys(Object type);
 
 	@LogMessage(level = DEBUG)
 	@Message(value = "Type registration key [%s] overrode previous key : %s", id = 270)

hibernate-core/src/main/java/org/hibernate/loader/ast/internal/DatabaseSnapshotExecutor.java

@@ -48,6 +48,7 @@ import org.hibernate.sql.results.graph.basic.BasicResult;
 import org.hibernate.sql.results.internal.RowTransformerDatabaseSnapshotImpl;
 import org.hibernate.sql.results.spi.ListResultsConsumer;
 import org.hibernate.type.IntegerType;
+import org.hibernate.type.StandardBasicTypes;
 
 import org.jboss.logging.Logger;
 
@@ -107,7 +108,12 @@ class DatabaseSnapshotExecutor {
 
 		// We just need a literal to have a result set
 		domainResults.add(
-				new QueryLiteral<>( null, IntegerType.INSTANCE ).createDomainResult( null, state )
+				new QueryLiteral<>(
+						null,
+						sessionFactory.getTypeConfiguration()
+								.getBasicTypeRegistry()
+								.resolve( StandardBasicTypes.INTEGER )
+				).createDomainResult( null, state )
 		);
 		final NavigablePath idNavigablePath = rootPath.append( entityDescriptor.getIdentifierMapping().getNavigableRole().getNavigableName() );
 		entityDescriptor.getIdentifierMapping().forEachSelectable(

hibernate-core/src/main/java/org/hibernate/metamodel/model/domain/internal/EntityTypeImpl.java

@@ -68,7 +68,9 @@ public class EntityTypeImpl<J>
 			discriminatorType = (DomainType) discriminatorMetadata.getResolutionType();
 		}
 		else {
-			discriminatorType = StandardBasicTypes.STRING;
+			discriminatorType = jpaMetamodel.getTypeConfiguration()
+					.getBasicTypeRegistry()
+					.resolve( StandardBasicTypes.STRING );
 		}
 
 		this.discriminatorPathSource = new DiscriminatorSqmPathSource<>(

hibernate-core/src/main/java/org/hibernate/persister/collection/CollectionPropertyMapping.java

@@ -1,67 +0,0 @@
-/*
- * Hibernate, Relational Persistence for Idiomatic Java
- *
- * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
- * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
- */
-package org.hibernate.persister.collection;
-
-import org.hibernate.QueryException;
-import org.hibernate.persister.entity.PropertyMapping;
-import org.hibernate.type.StandardBasicTypes;
-import org.hibernate.type.Type;
-
-/**
- * @author Gavin King
- */
-public class CollectionPropertyMapping implements PropertyMapping {
-	private final QueryableCollection memberPersister;
-
-	public CollectionPropertyMapping(QueryableCollection memberPersister) {
-		this.memberPersister = memberPersister;
-	}
-
-	public Type toType(String propertyName) throws QueryException {
-		if ( propertyName.equals(CollectionPropertyNames.COLLECTION_ELEMENTS) ) {
-			return memberPersister.getElementType();
-		}
-		else if ( propertyName.equals(CollectionPropertyNames.COLLECTION_INDICES) ) {
-			if ( !memberPersister.hasIndex() ) {
-				throw new QueryException("unindexed collection before indices()");
-			}
-			return memberPersister.getIndexType();
-		}
-		else if ( propertyName.equals(CollectionPropertyNames.COLLECTION_SIZE) ) {
-			return StandardBasicTypes.INTEGER;
-		}
-		else if ( propertyName.equals(CollectionPropertyNames.COLLECTION_MAX_INDEX) ) {
-			return memberPersister.getIndexType();
-		}
-		else if ( propertyName.equals(CollectionPropertyNames.COLLECTION_MIN_INDEX) ) {
-			return memberPersister.getIndexType();
-		}
-		else if ( propertyName.equals(CollectionPropertyNames.COLLECTION_MAX_ELEMENT) ) {
-			return memberPersister.getElementType();
-		}
-		else if ( propertyName.equals(CollectionPropertyNames.COLLECTION_MIN_ELEMENT) ) {
-			return memberPersister.getElementType();
-		}
-		else {
-			//return memberPersister.getPropertyType(propertyName);
-			throw new QueryException("illegal syntax near collection: " + propertyName);
-		}
-	}
-
-	/**
-	 * Given a property path, return the corresponding column name(s).
-	 */
-	public String[] toColumns(String propertyName) throws QueryException, UnsupportedOperationException {
-		throw new UnsupportedOperationException( "References to collections must be define a SQL alias" );
-	}
-
-	public Type getType() {
-		//return memberPersister.getType();
-		return memberPersister.getCollectionType();
-	}
-
-}

hibernate-core/src/main/java/org/hibernate/persister/entity/JoinedSubclassEntityPersister.java

@@ -212,7 +212,9 @@ public class JoinedSubclassEntityPersister extends AbstractEntityPersister {
 			else {
 				explicitDiscriminatorColumnName = null;
 				discriminatorAlias = IMPLICIT_DISCRIMINATOR_ALIAS;
-				discriminatorType = StandardBasicTypes.INTEGER;
+				discriminatorType = factory.getTypeConfiguration()
+						.getBasicTypeRegistry()
+						.resolve( StandardBasicTypes.INTEGER );
 				try {
 					discriminatorValue = persistentClass.getSubclassId();
 					discriminatorSQLString = discriminatorValue.toString();
@@ -225,7 +227,9 @@ public class JoinedSubclassEntityPersister extends AbstractEntityPersister {
 		else {
 			explicitDiscriminatorColumnName = null;
 			discriminatorAlias = IMPLICIT_DISCRIMINATOR_ALIAS;
-			discriminatorType = StandardBasicTypes.INTEGER;
+			discriminatorType = factory.getTypeConfiguration()
+					.getBasicTypeRegistry()
+					.resolve( StandardBasicTypes.INTEGER );
 			discriminatorValue = null;
 			discriminatorSQLString = null;
 		}

hibernate-core/src/main/java/org/hibernate/persister/entity/UnionSubclassEntityPersister.java

@@ -53,6 +53,7 @@ import org.hibernate.sql.ast.tree.from.TableReference;
 import org.hibernate.sql.ast.tree.from.UnionTableGroup;
 import org.hibernate.sql.ast.tree.from.UnionTableReference;
 import org.hibernate.sql.ast.tree.predicate.Predicate;
+import org.hibernate.type.BasicType;
 import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.Type;
 
@@ -74,6 +75,7 @@ public class UnionSubclassEntityPersister extends AbstractEntityPersister {
 	private final String[] subclassTableExpressions;
 	private final Object discriminatorValue;
 	private final String discriminatorSQLValue;
+	private final BasicType<?> discriminatorType;
 	private final Map<Object,String> subclassByDiscriminatorValue = new HashMap<>();
 
 	private final String[] constraintOrderedTableNames;
@@ -144,6 +146,9 @@ public class UnionSubclassEntityPersister extends AbstractEntityPersister {
 
 		discriminatorValue = persistentClass.getSubclassId();
 		discriminatorSQLValue = String.valueOf( persistentClass.getSubclassId() );
+		discriminatorType = factory.getTypeConfiguration()
+				.getBasicTypeRegistry()
+				.resolve( StandardBasicTypes.INTEGER );
 
 		// PROPERTIES
 
@@ -286,7 +291,7 @@ public class UnionSubclassEntityPersister extends AbstractEntityPersister {
 
 	@Override
 	public Type getDiscriminatorType() {
-		return StandardBasicTypes.INTEGER;
+		return discriminatorType;
 	}
 
 	@Override

hibernate-core/src/main/java/org/hibernate/procedure/internal/ProcedureCallImpl.java

@@ -65,6 +65,7 @@ import org.hibernate.result.UpdateCountOutput;
 import org.hibernate.result.spi.ResultContext;
 import org.hibernate.sql.exec.spi.JdbcCall;
 import org.hibernate.sql.results.NoMoreOutputsException;
+import org.hibernate.type.BasicTypeReference;
 
 import org.jboss.logging.Logger;
 
@@ -898,7 +899,8 @@ public class ProcedureCallImpl<R>
 			QueryParameter<P> parameter,
 			P value,
 			AllowableParameterType type) {
-		return (ProcedureCallImplementor<R>) super.setParameter( parameter, value, type );
+		super.setParameter( parameter, value, type );
+		return this;
 	}
 
 //	@Override
@@ -908,7 +910,8 @@ public class ProcedureCallImpl<R>
 
 	@Override
 	public ProcedureCallImplementor<R> setParameter(String name, Object value, AllowableParameterType type) {
-		return (ProcedureCallImplementor<R>) super.setParameter( name, value, type );
+		super.setParameter( name, value, type );
+		return this;
 	}
 
 //	@Override
@@ -918,10 +921,27 @@ public class ProcedureCallImpl<R>
 
 	@Override
 	public ProcedureCallImplementor<R> setParameter(int position, Object value, AllowableParameterType type) {
-		//noinspection unchecked
+		super.setParameter( position, value, type );
-		return (ProcedureCallImplementor<R>) super.setParameter( position, value, type );
+		return this;
 	}
 
+	@Override
+	public ProcedureCallImplementor<R> setParameter(String name, Object value, BasicTypeReference<?> type) {
+		super.setParameter( name, value, type );
+		return this;
+	}
+
+	@Override
+	public ProcedureCallImplementor<R> setParameter(int position, Object value, BasicTypeReference<?> type) {
+		super.setParameter( position, value, type );
+		return this;
+	}
+
+	@Override
+	public <P> ProcedureCallImplementor<R> setParameter(QueryParameter<P> parameter, P val, BasicTypeReference<?> type) {
+		super.setParameter( parameter, val, type );
+		return this;
+	}
 //	@Override
 //	public ProcedureCallImplementor<R> setParameter(int position, Object value, Type type) {
 //		return (ProcedureCallImplementor<R>) super.setParameter( position, value, type );

hibernate-core/src/main/java/org/hibernate/query/NativeQuery.java

@@ -31,6 +31,7 @@ import org.hibernate.metamodel.mapping.PluralAttributeMapping;
 import org.hibernate.metamodel.model.domain.AllowableParameterType;
 import org.hibernate.metamodel.model.domain.BasicDomainType;
 import org.hibernate.transform.ResultTransformer;
+import org.hibernate.type.BasicTypeReference;
 
 /**
  * Represents a native (SQL) query.
@@ -79,6 +80,20 @@ public interface NativeQuery<T> extends Query<T>, SynchronizeableQuery {
 	 */
 	NativeQuery<T> addScalar(String columnAlias);
 
+	/**
+	 * Declare a scalar query result.
+	 * <p/>
+	 * Functions like {@code <return-scalar/>} in {@code hbm.xml} or
+	 * {@link jakarta.persistence.ColumnResult} in annotations
+	 *
+	 * @param columnAlias The column alias in the result-set to be processed
+	 * 		as a scalar result
+	 * @param type The Hibernate type as which to treat the value.
+	 *
+	 * @return {@code this}, for method chaining
+	 */
+	NativeQuery<T> addScalar(String columnAlias, BasicTypeReference<?> type);
+
 	/**
 	 * Declare a scalar query result.
 	 * <p/>
@@ -677,6 +692,15 @@ public interface NativeQuery<T> extends Query<T>, SynchronizeableQuery {
 	@Override
 	<P> NativeQuery<T> setParameter(QueryParameter<P> parameter, P val, AllowableParameterType type);
 
+	@Override
+	NativeQuery<T> setParameter(String name, Object val, BasicTypeReference<?> type);
+
+	@Override
+	NativeQuery<T> setParameter(int position, Object val, BasicTypeReference<?> type);
+
+	@Override
+	<P> NativeQuery<T> setParameter(QueryParameter<P> parameter, P val, BasicTypeReference<?> type);
+
 	@Override
 	NativeQuery<T> setParameterList(int position, Collection values);
 

hibernate-core/src/main/java/org/hibernate/query/Query.java

@@ -38,6 +38,7 @@ import org.hibernate.graph.RootGraph;
 import org.hibernate.metamodel.model.domain.AllowableParameterType;
 import org.hibernate.query.spi.QueryOptions;
 import org.hibernate.transform.ResultTransformer;
+import org.hibernate.type.BasicTypeReference;
 
 /**
  * Represents an HQL/JPQL query or a compiled Criteria query.  Also acts as the Hibernate
@@ -301,6 +302,29 @@ public interface Query<R> extends TypedQuery<R>, CommonQueryContract {
 	 */
 	Query<R> setParameter(int position, Object val, AllowableParameterType type);
 
+	/**
+	 * Bind a named query parameter using the supplied Type
+	 *
+	 * @param name the name of the parameter
+	 * @param val the possibly-null parameter value
+	 * @param type the Hibernate allowable parameter type
+	 *
+	 * @return {@code this}, for method chaining
+	 */
+	Query<R> setParameter(String name, Object val, BasicTypeReference<?> type);
+
+	/**
+	 * Bind a value to a JDBC-style query parameter.
+	 *
+	 * @param position the position of the parameter in the query
+	 * string, numbered from <tt>0</tt>.
+	 * @param val the possibly-null parameter value
+	 * @param type the Hibernate allowable parameter type
+	 *
+	 * @return {@code this}, for method chaining
+	 */
+	Query<R> setParameter(int position, Object val, BasicTypeReference<?> type);
+
 	/**
 	 * Bind a named query parameter as some form of date/time using
 	 * the indicated temporal-type.
@@ -349,6 +373,17 @@ public interface Query<R> extends TypedQuery<R>, CommonQueryContract {
 	 */
 	<P> Query<R> setParameter(QueryParameter<P> parameter, P val, AllowableParameterType type);
 
+	/**
+	 * Bind a query parameter using the supplied Type
+	 *
+	 * @param parameter The query parameter memento
+	 * @param val the possibly-null parameter value
+	 * @param type the Hibernate allowable parameter type
+	 *
+	 * @return {@code this}, for method chaining
+	 */
+	<P> Query<R> setParameter(QueryParameter<P> parameter, P val, BasicTypeReference<?> type);
+
 	Query<R> setParameter(Parameter<Instant> param, Instant value, TemporalType temporalType);
 
 	Query<R> setParameter(

hibernate-core/src/main/java/org/hibernate/query/hql/internal/SemanticQueryBuilder.java

@@ -185,6 +185,7 @@ import org.hibernate.sql.ast.SqlAstNodeRenderingMode;
 import org.hibernate.type.BasicType;
 import org.hibernate.type.StandardBasicTypes;
 import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
+import org.hibernate.type.descriptor.java.PrimitiveByteArrayJavaTypeDescriptor;
 
 import org.jboss.logging.Logger;
 
@@ -2969,7 +2970,9 @@ public class SemanticQueryBuilder<R> extends HqlParserBaseVisitor<Object> implem
 
 	private SqmLiteral<byte[]> binaryLiteral(String text) {
 		return new SqmLiteral<>(
-				StandardBasicTypes.BINARY.fromStringValue( CharSequenceHelper.subSequence( text, 2, text.length() - 1 ) ),
+				PrimitiveByteArrayJavaTypeDescriptor.INSTANCE.fromString(
+						CharSequenceHelper.subSequence( text, 2, text.length() - 1 )
+				),
 				resolveExpressableTypeBasic( byte[].class ),
 				creationContext.getNodeBuilder()
 		);
@@ -3688,7 +3691,7 @@ public class SemanticQueryBuilder<R> extends HqlParserBaseVisitor<Object> implem
 		if ( collectionReferenceCtx == null ) {
 			final SqmLiteral<Integer> literal = new SqmLiteral<>(
 					1,
-					StandardBasicTypes.INTEGER,
+					creationContext.getNodeBuilder().getIntegerType(),
 					creationContext.getNodeBuilder()
 			);
 			subQuery.applyInferableType( literal.getNodeType() );

hibernate-core/src/main/java/org/hibernate/query/internal/QueryHelper.java

@@ -30,7 +30,6 @@ public class QueryHelper {
 		//noinspection unchecked
 		SqmExpressable<? extends T> highest = highestPrecedenceType2( (SqmExpressable) types[0], types[1] );
 		for ( int i = 2; i < types.length; i++ ) {
-			//noinspection unchecked
 			highest = highestPrecedenceType2( highest, types[i] );
 		}
 

hibernate-core/src/main/java/org/hibernate/query/spi/AbstractQuery.java

@@ -55,6 +55,7 @@ import org.hibernate.property.access.spi.BuiltInPropertyAccessStrategies;
 import org.hibernate.property.access.spi.Getter;
 import org.hibernate.property.access.spi.PropertyAccess;
 import org.hibernate.query.IllegalQueryOperationException;
+import org.hibernate.query.Query;
 import org.hibernate.query.QueryLogging;
 import org.hibernate.query.QueryParameter;
 import org.hibernate.query.ResultListTransformer;
@@ -63,6 +64,7 @@ import org.hibernate.query.TypedParameterValue;
 import org.hibernate.query.internal.ScrollableResultsIterator;
 import org.hibernate.query.named.NamedQueryMemento;
 import org.hibernate.type.BasicType;
+import org.hibernate.type.BasicTypeReference;
 import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
 
 import static org.hibernate.LockMode.UPGRADE;
@@ -1031,6 +1033,22 @@ public abstract class AbstractQuery<R> implements QueryImplementor<R> {
 		return this;
 	}
 
+	@Override
+	public QueryImplementor<R> setParameter(String name, Object value, BasicTypeReference<?> type) {
+		return setParameter( name, value, session.getTypeConfiguration().getBasicTypeRegistry().resolve( type ) );
+	}
+
+	@Override
+	@SuppressWarnings( {"unchecked", "rawtypes"} )
+	public QueryImplementor setParameter(int position, Object value, BasicTypeReference<?> type) {
+		return setParameter( position, value, session.getTypeConfiguration().getBasicTypeRegistry().resolve( type ) );
+	}
+
+	@Override
+	public <P> Query<R> setParameter(QueryParameter<P> parameter, P val, BasicTypeReference<?> type) {
+		return setParameter( parameter, val, session.getTypeConfiguration().getBasicTypeRegistry().resolve( type ) );
+	}
+
 	@Override
 	public <P> QueryImplementor<R> setParameter(QueryParameter<P> parameter, P value, TemporalType temporalType) {
 		locateBinding( parameter ).setBindValue( value, temporalType );

hibernate-core/src/main/java/org/hibernate/query/spi/QueryEngine.java

@@ -13,6 +13,7 @@ import java.util.Map;
 import java.util.function.Supplier;
 
 import org.hibernate.Incubating;
+import org.hibernate.boot.model.FunctionContributions;
 import org.hibernate.boot.model.FunctionContributor;
 import org.hibernate.boot.registry.classloading.spi.ClassLoaderService;
 import org.hibernate.boot.spi.BootstrapContext;
@@ -138,8 +139,24 @@ public class QueryEngine {
 			userDefinedRegistry.overlay( sqmFunctionRegistry );
 		}
 
+		final FunctionContributions functionContributions = new FunctionContributions() {
+			@Override
+			public TypeConfiguration getTypeConfiguration() {
+				return typeConfiguration;
+			}
+
+			@Override
+			public SqmFunctionRegistry getFunctionRegistry() {
+				return sqmFunctionRegistry;
+			}
+
+			@Override
+			public ServiceRegistry getServiceRegistry() {
+				return serviceRegistry;
+			}
+		};
 		for ( FunctionContributor contributor : sortedFunctionContributors( serviceRegistry ) ) {
-			contributor.contributeFunctions( sqmFunctionRegistry, serviceRegistry );
+			contributor.contributeFunctions( functionContributions );
 		}
 
 		final boolean showSQLFunctions = ConfigurationHelper.getBoolean(

hibernate-core/src/main/java/org/hibernate/query/sql/internal/NativeQueryImpl.java

@@ -54,6 +54,7 @@ import org.hibernate.metamodel.model.domain.AllowableParameterType;
 import org.hibernate.metamodel.model.domain.BasicDomainType;
 import org.hibernate.persister.entity.Loadable;
 import org.hibernate.query.Limit;
+import org.hibernate.query.NativeQuery;
 import org.hibernate.query.ParameterMetadata;
 import org.hibernate.query.Query;
 import org.hibernate.query.QueryParameter;
@@ -76,6 +77,7 @@ import org.hibernate.query.spi.MutableQueryOptions;
 import org.hibernate.query.spi.NonSelectQueryPlan;
 import org.hibernate.query.spi.ParameterMetadataImplementor;
 import org.hibernate.query.spi.QueryEngine;
+import org.hibernate.query.spi.QueryImplementor;
 import org.hibernate.query.spi.QueryInterpretationCache;
 import org.hibernate.query.spi.QueryParameterBindings;
 import org.hibernate.query.spi.QueryParameterImplementor;
@@ -95,6 +97,7 @@ import org.hibernate.sql.results.jdbc.spi.JdbcValuesMappingProducer;
 import org.hibernate.sql.results.spi.RowTransformer;
 import org.hibernate.transform.ResultTransformer;
 import org.hibernate.type.BasicType;
+import org.hibernate.type.BasicTypeReference;
 
 import static org.hibernate.jpa.QueryHints.HINT_NATIVE_LOCKMODE;
 
@@ -713,6 +716,16 @@ public class NativeQueryImpl<R>
 		return this;
 	}
 
+	@Override
+	public NativeQuery<R> addScalar(String columnAlias, BasicTypeReference<?> type) {
+		return registerBuilder(
+				Builders.scalar(
+						columnAlias,
+						getSessionFactory().getTypeConfiguration().getBasicTypeRegistry().resolve( type )
+				)
+		);
+	}
+
 	@Override
 	public NativeQueryImplementor<R> addScalar(String columnAlias, BasicDomainType type) {
 		return registerBuilder( Builders.scalar( columnAlias, (BasicType<?>) type ) );
@@ -1337,44 +1350,62 @@ public class NativeQueryImpl<R>
 
 	@Override
 	public <P> NativeQueryImplementor<R> setParameter(QueryParameter<P> parameter, P value, AllowableParameterType type) {
-		//noinspection unchecked
+		super.setParameter( parameter, value, type );
-		return (NativeQueryImplementor) super.setParameter( parameter, value, type );
+		return this;
 	}
 
 	@Override
 	public NativeQueryImplementor<R> setParameter(String name, Object value, AllowableParameterType type) {
-		//noinspection unchecked
+		super.setParameter( name, value, type );
-		return (NativeQueryImplementor) super.setParameter( name, value, type );
+		return this;
 	}
 
 	@Override
 	public NativeQueryImplementor<R> setParameter(int position, Object value, AllowableParameterType type) {
-		//noinspection unchecked
+		super.setParameter( position, value, type );
-		return (NativeQueryImplementor) super.setParameter( position, value, type );
+		return this;
+	}
+
+	@Override
+	public NativeQueryImplementor<R> setParameter(String name, Object value, BasicTypeReference<?> type) {
+		super.setParameter( name, value, type );
+		return this;
+	}
+
+	@Override
+	public NativeQueryImplementor<R> setParameter(int position, Object value, BasicTypeReference<?> type) {
+		super.setParameter( position, value, type );
+		return this;
+	}
+
+	@Override
+	public <P> NativeQueryImplementor<R> setParameter(QueryParameter<P> parameter, P val, BasicTypeReference<?> type) {
+		super.setParameter( parameter, val, type );
+		return this;
 	}
 
 	@Override
 	public NativeQueryImplementor<R> setParameterList(int position, Collection values) {
-		//noinspection unchecked
+		super.setParameterList( position, values );
-		return (NativeQueryImplementor) super.setParameterList( position, values );
+		return this;
 	}
 
 	@Override
 	public NativeQueryImplementor<R> setParameterList(int position, Object[] values) {
-		//noinspection unchecked
+		super.setParameterList( position, values );
-		return (NativeQueryImplementor) super.setParameterList( position, values );
+		return this;
 	}
 
 	@Override
 	public NativeQueryImplementor<R> setParameterList(String name, Collection values, Class javaType) {
-		//noinspection unchecked
+		super.setParameterList( name, values, javaType );
-		return (NativeQueryImplementor) super.setParameterList( name, values, javaType );
+		return this;
 	}
 
 	@Override
 	public NativeQueryImplementor<R> setParameterList(int position, Collection values, Class javaType) {
-		//noinspection unchecked
+		super.setParameterList( position, values, javaType );
-		return (NativeQueryImplementor) super.setParameterList( position, values, javaType );
+		return this;
 	}
 
 

hibernate-core/src/main/java/org/hibernate/query/sql/spi/NativeQueryImplementor.java

@@ -36,6 +36,7 @@ import org.hibernate.query.TupleTransformer;
 import org.hibernate.query.named.NameableQuery;
 import org.hibernate.query.results.dynamic.DynamicResultBuilderEntityStandard;
 import org.hibernate.query.spi.QueryImplementor;
+import org.hibernate.type.BasicTypeReference;
 
 /**
  * @author Steve Ebersole
@@ -225,6 +226,15 @@ public interface NativeQueryImplementor<R> extends QueryImplementor<R>, NativeQu
 	@Override
 	NativeQueryImplementor<R> setParameter(int position, Object val, AllowableParameterType type);
 
+	@Override
+	NativeQueryImplementor<R> setParameter(String name, Object val, BasicTypeReference<?> type);
+
+	@Override
+	NativeQueryImplementor<R> setParameter(int position, Object val, BasicTypeReference<?> type);
+
+	@Override
+	<P> NativeQueryImplementor<R> setParameter(QueryParameter<P> parameter, P val, BasicTypeReference<?> type);
+
 	@Override
 	<P> NativeQueryImplementor<R> setParameter(
 			QueryParameter<P> parameter,

hibernate-core/src/main/java/org/hibernate/query/sqm/NodeBuilder.java

@@ -62,6 +62,7 @@ import org.hibernate.query.sqm.tree.select.SqmSubQuery;
 import org.hibernate.query.sqm.tree.update.SqmUpdateStatement;
 import org.hibernate.service.ServiceRegistry;
 import org.hibernate.query.sqm.tree.expression.SqmFunction;
+import org.hibernate.type.BasicType;
 import org.hibernate.type.spi.TypeConfiguration;
 
 /**
@@ -639,4 +640,8 @@ public interface NodeBuilder extends HibernateCriteriaBuilder {
 
 	@Override
 	SqmSortSpecification desc(Expression<?> x);
+
+	BasicType<Boolean> getBooleanType();
+
+	BasicType<Integer> getIntegerType();
 }

hibernate-core/src/main/java/org/hibernate/query/sqm/internal/SqmCriteriaNodeBuilder.java

@@ -165,6 +165,8 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 	private final transient Supplier<JpaMetamodel> domainModelAccess;
 	private final transient ServiceRegistry serviceRegistry;
 	private final transient ValueHandlingMode criteriaValueHandlingMode;
+	private transient BasicType<Boolean> booleanType;
+	private transient BasicType<Integer> integerType;
 
 	public SqmCriteriaNodeBuilder(
 			String uuid,
@@ -186,6 +188,25 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 		return domainModelAccess.get();
 	}
 
+	@Override
+	public BasicType<Boolean> getBooleanType() {
+		final BasicType<Boolean> booleanType = this.booleanType;
+		if ( booleanType == null ) {
+			return this.booleanType = getTypeConfiguration().getBasicTypeRegistry()
+					.resolve( StandardBasicTypes.BOOLEAN );
+		}
+		return booleanType;
+	}
+
+	@Override
+	public BasicType<Integer> getIntegerType() {
+		final BasicType<Integer> integerType = this.integerType;
+		if ( integerType == null ) {
+			return this.integerType = getTypeConfiguration().getBasicTypeForJavaType( Integer.class );
+		}
+		return integerType;
+	}
+
 	@Override
 	public ServiceRegistry getServiceRegistry() {
 		return serviceRegistry;
@@ -987,14 +1008,9 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 	public SqmExpression<String> concat(Expression<String> x, Expression<String> y) {
 		final SqmExpression<String> xSqmExpression = (SqmExpression<String>) x;
 		final SqmExpression<String> ySqmExpression = (SqmExpression<String>) y;
-		//noinspection unchecked
 		return getFunctionDescriptor( "concat" ).generateSqmExpression(
 				asList( xSqmExpression, ySqmExpression ),
-				(AllowableFunctionReturnType<String>) highestPrecedenceType(
+				null,
-						xSqmExpression.getNodeType(),
-						ySqmExpression.getNodeType(),
-						StandardBasicTypes.STRING
-				),
 				getQueryEngine(),
 				getJpaMetamodel().getTypeConfiguration()
 		);
@@ -1008,11 +1024,7 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 
 		return getFunctionDescriptor( "concat" ).generateSqmExpression(
 				asList( xSqmExpression, ySqmExpression ),
-				(AllowableFunctionReturnType<String>) highestPrecedenceType(
+				null,
-						xSqmExpression.getNodeType(),
-						ySqmExpression.getNodeType(),
-						StandardBasicTypes.STRING
-				),
 				getQueryEngine(),
 				getJpaMetamodel().getTypeConfiguration()
 		);
@@ -1026,11 +1038,7 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 
 		return getFunctionDescriptor( "concat" ).generateSqmExpression(
 				asList( xSqmExpression, ySqmExpression ),
-				(AllowableFunctionReturnType<String>) highestPrecedenceType(
+				null,
-						xSqmExpression.getNodeType(),
-						ySqmExpression.getNodeType(),
-						StandardBasicTypes.STRING
-				),
 				getQueryEngine(),
 				getJpaMetamodel().getTypeConfiguration()
 		);
@@ -1044,11 +1052,7 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 
 		return getFunctionDescriptor( "concat" ).generateSqmExpression(
 				asList( xSqmExpression, ySqmExpression ),
-				(AllowableFunctionReturnType<String>) highestPrecedenceType(
+				null,
-						xSqmExpression.getNodeType(),
-						ySqmExpression.getNodeType(),
-						StandardBasicTypes.STRING
-				),
 				getQueryEngine(),
 				getJpaMetamodel().getTypeConfiguration()
 		);
@@ -1067,15 +1071,9 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 			SqmExpression<String> source,
 			SqmExpression<Integer> from,
 			SqmExpression<Integer> len) {
-		//noinspection unchecked
-		final AllowableFunctionReturnType<String> resultType = (AllowableFunctionReturnType<String>) QueryHelper.highestPrecedenceType2(
-				source.getNodeType(),
-				StandardBasicTypes.STRING
-		);
-
 		return getFunctionDescriptor( "substring" ).generateSqmExpression(
-				len==null ? asList( source, from ) : asList( source, from, len ),
+				len == null ? asList( source, from ) : asList( source, from, len ),
-				resultType,
+				null,
 				getQueryEngine(),
 				getJpaMetamodel().getTypeConfiguration()
 		);
@@ -1132,10 +1130,9 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 		arguments.add( trimCharacter );
 		arguments.add( source );
 
-		//noinspection unchecked
 		return getFunctionDescriptor( "trim" ).generateSqmExpression(
 				arguments,
-				(AllowableFunctionReturnType<String>) QueryHelper.highestPrecedenceType2( source.getNodeType(), StandardBasicTypes.STRING ),
+				null,
 				getQueryEngine(),
 				getJpaMetamodel().getTypeConfiguration()
 		);
@@ -1246,7 +1243,7 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 
 		return getFunctionDescriptor("locate").generateSqmExpression(
 				arguments,
-				StandardBasicTypes.INTEGER,
+				null,
 				getQueryEngine(),
 				getJpaMetamodel().getTypeConfiguration()
 		);
@@ -1281,10 +1278,9 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 
 	@Override
 	public SqmFunction<Date> currentDate() {
-		//noinspection unchecked
 		return getFunctionDescriptor("current_date")
 				.generateSqmExpression(
-						(AllowableFunctionReturnType<Date>) (AllowableFunctionReturnType<?>) StandardBasicTypes.DATE,
+						null,
 						queryEngine,
 						getJpaMetamodel().getTypeConfiguration()
 				);
@@ -1292,10 +1288,9 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 
 	@Override
 	public SqmFunction<Timestamp> currentTimestamp() {
-		//noinspection unchecked
 		return getFunctionDescriptor("current_timestamp")
 				.generateSqmExpression(
-						(AllowableFunctionReturnType<Timestamp>) (AllowableFunctionReturnType<?>) StandardBasicTypes.TIMESTAMP,
+						null,
 						queryEngine,
 						getJpaMetamodel().getTypeConfiguration()
 				);
@@ -1303,10 +1298,9 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 
 	@Override
 	public SqmFunction<Time> currentTime() {
-		//noinspection unchecked
 		return getFunctionDescriptor("current_time")
 				.generateSqmExpression(
-						(AllowableFunctionReturnType<Time>) (AllowableFunctionReturnType<?>) StandardBasicTypes.TIME,
+						null,
 						queryEngine,
 						getJpaMetamodel().getTypeConfiguration()
 				);
@@ -1316,7 +1310,9 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 	public SqmFunction<Instant> currentInstant() {
 		return getFunctionDescriptor("current_timestamp")
 				.generateSqmExpression(
-						StandardBasicTypes.INSTANT,
+						getJpaMetamodel().getTypeConfiguration()
+								.getBasicTypeRegistry()
+								.resolve( StandardBasicTypes.INSTANT ),
 						queryEngine,
 						getJpaMetamodel().getTypeConfiguration()
 				);
@@ -1471,7 +1467,7 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 	public <C extends Collection<?>> SqmExpression<Integer> size(C collection) {
 		return new SqmLiteral<>(
 				collection.size(),
-				StandardBasicTypes.INTEGER,
+				getIntegerType(),
 				this
 		);
 	}
@@ -1551,7 +1547,7 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 
 	@Override
 	public <M extends Map<?, ?>> SqmExpression<Integer> mapSize(M map) {
-		return new SqmLiteral<>( map.size(), StandardBasicTypes.INTEGER, this );
+		return new SqmLiteral<>( map.size(), getIntegerType(), this );
 	}
 
 
@@ -1616,9 +1612,9 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 	@Override
 	public SqmPredicate conjunction() {
 		return new SqmComparisonPredicate(
-				new SqmLiteral<>( 1, StandardBasicTypes.INTEGER, this ),
+				new SqmLiteral<>( 1, getIntegerType(), this ),
 				ComparisonOperator.EQUAL,
-				new SqmLiteral<>( 1, StandardBasicTypes.INTEGER, this ),
+				new SqmLiteral<>( 1, getIntegerType(), this ),
 				this
 		);
 	}
@@ -1626,9 +1622,9 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 	@Override
 	public SqmPredicate disjunction() {
 		return new SqmComparisonPredicate(
-				new SqmLiteral<>( 1, StandardBasicTypes.INTEGER, this ),
+				new SqmLiteral<>( 1, getIntegerType(), this ),
 				ComparisonOperator.NOT_EQUAL,
-				new SqmLiteral<>( 1, StandardBasicTypes.INTEGER, this ),
+				new SqmLiteral<>( 1, getIntegerType(), this ),
 				this
 		);
 	}

hibernate-core/src/main/java/org/hibernate/query/sqm/mutation/internal/idtable/ExecuteWithIdTableHelper.java

@@ -17,6 +17,7 @@ import org.hibernate.engine.jdbc.spi.JdbcServices;
 import org.hibernate.engine.spi.SessionFactoryImplementor;
 import org.hibernate.engine.spi.SharedSessionContractImplementor;
 import org.hibernate.engine.transaction.spi.IsolationDelegate;
+import org.hibernate.metamodel.mapping.BasicValuedMapping;
 import org.hibernate.metamodel.mapping.EntityMappingType;
 import org.hibernate.query.ComparisonOperator;
 import org.hibernate.query.NavigablePath;
@@ -118,7 +119,7 @@ public final class ExecuteWithIdTableHelper {
 							jdbcPosition + 1,
 							new QueryLiteral<>(
 									sessionUidAccess.apply( executionContext.getSession() ),
-									StandardBasicTypes.STRING
+									(BasicValuedMapping) idTable.getSessionUidColumn().getJdbcMapping()
 							)
 					)
 			);
@@ -238,7 +239,7 @@ public final class ExecuteWithIdTableHelper {
 							ComparisonOperator.EQUAL,
 							new QueryLiteral<>(
 									sessionUidAccess.apply( executionContext.getSession() ),
-									UUIDCharType.INSTANCE
+									(BasicValuedMapping) idTable.getSessionUidColumn().getJdbcMapping()
 							)
 					)
 			);

hibernate-core/src/main/java/org/hibernate/query/sqm/mutation/internal/idtable/IdTableSessionUidColumn.java

@@ -6,18 +6,21 @@
  */
 package org.hibernate.query.sqm.mutation.internal.idtable;
 
-import org.hibernate.type.UUIDCharType;
+import org.hibernate.metamodel.mapping.JdbcMapping;
 
 /**
  * @author Steve Ebersole
  */
 public class IdTableSessionUidColumn extends IdTableColumn {
-	public IdTableSessionUidColumn(IdTable containingTable) {
+	public IdTableSessionUidColumn(
+			IdTable containingTable,
+			JdbcMapping jdbcMapping,
+			String sqlTypeName) {
 		super(
 				containingTable,
 				IdTableHelper.SESSION_ID_COLUMN_NAME,
-				UUIDCharType.INSTANCE,
+				jdbcMapping,
-				null
+				sqlTypeName
 		);
 	}
 }

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/expression/AbstractSqmExpression.java

@@ -60,37 +60,37 @@ public abstract class AbstractSqmExpression<T> extends AbstractJpaSelection<T> i
 
 	@Override
 	public SqmExpression<Long> asLong() {
-		return castAs( StandardBasicTypes.LONG );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( Long.class ) );
 	}
 
 	@Override
 	public SqmExpression<Integer> asInteger() {
-		return castAs( StandardBasicTypes.INTEGER );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( Integer.class ) );
 	}
 
 	@Override
 	public SqmExpression<Float> asFloat() {
-		return castAs( StandardBasicTypes.FLOAT );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( Float.class ) );
 	}
 
 	@Override
 	public SqmExpression<Double> asDouble() {
-		return castAs( StandardBasicTypes.DOUBLE );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( Double.class ) );
 	}
 
 	@Override
 	public SqmExpression<BigDecimal> asBigDecimal() {
-		return castAs( StandardBasicTypes.BIG_DECIMAL );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( BigDecimal.class ) );
 	}
 
 	@Override
 	public SqmExpression<BigInteger> asBigInteger() {
-		return castAs( StandardBasicTypes.BIG_INTEGER );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( BigInteger.class ) );
 	}
 
 	@Override
 	public SqmExpression<String> asString() {
-		return castAs( StandardBasicTypes.STRING );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( String.class ) );
 	}
 
 	@Override

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/expression/LiteralHelper.java

@@ -47,7 +47,7 @@ public class LiteralHelper {
 	public static SqmLiteral<Integer> integerLiteral(int value, QueryEngine queryEngine) {
 		return new SqmLiteral<>(
 				value,
-				StandardBasicTypes.INTEGER,
+				queryEngine.getCriteriaBuilder().getIntegerType(),
 				queryEngine.getCriteriaBuilder()
 		);
 	}

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/expression/SqmCollectionSize.java

@@ -20,10 +20,10 @@ import org.hibernate.type.StandardBasicTypes;
  * @author Gunnar Morling
  */
 public class SqmCollectionSize extends AbstractSqmExpression<Integer> implements DomainResultProducer<Integer> {
-	private final SqmPath pluralPath;
+	private final SqmPath<?> pluralPath;
 
 	public SqmCollectionSize(SqmPath<?> pluralPath, NodeBuilder nodeBuilder) {
-		this( pluralPath, StandardBasicTypes.INTEGER, nodeBuilder );
+		this( pluralPath, nodeBuilder.getIntegerType(), nodeBuilder );
 	}
 
 	public SqmCollectionSize(SqmPath<?> pluralPath, SqmExpressable<Integer> sizeType, NodeBuilder nodeBuilder) {
@@ -31,7 +31,7 @@ public class SqmCollectionSize extends AbstractSqmExpression<Integer> implements
 		this.pluralPath = pluralPath;
 	}
 
-	public SqmPath getPluralPath() {
+	public SqmPath<?> getPluralPath() {
 		return pluralPath;
 	}
 

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/predicate/AbstractNegatableSqmPredicate.java

@@ -19,7 +19,7 @@ public abstract class AbstractNegatableSqmPredicate extends AbstractSqmPredicate
 	}
 
 	public AbstractNegatableSqmPredicate(boolean negated, NodeBuilder nodeBuilder) {
-		super( nodeBuilder );
+		super( nodeBuilder.getBooleanType(), nodeBuilder );
 		this.negated = negated;
 	}
 

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/predicate/AbstractSqmPredicate.java

@@ -11,6 +11,7 @@ import java.util.List;
 import jakarta.persistence.criteria.Expression;
 
 import org.hibernate.query.sqm.NodeBuilder;
+import org.hibernate.query.sqm.SqmExpressable;
 import org.hibernate.query.sqm.tree.expression.AbstractSqmExpression;
 import org.hibernate.type.StandardBasicTypes;
 
@@ -18,10 +19,9 @@ import org.hibernate.type.StandardBasicTypes;
  * @author Steve Ebersole
  */
 public abstract class AbstractSqmPredicate extends AbstractSqmExpression<Boolean> implements SqmPredicate {
-	@SuppressWarnings("WeakerAccess")
+
-	public AbstractSqmPredicate(NodeBuilder criteriaBuilder) {
+	public AbstractSqmPredicate(SqmExpressable<Boolean> type, NodeBuilder criteriaBuilder) {
-		//noinspection unchecked
+		super( type, criteriaBuilder );
-		super( StandardBasicTypes.BOOLEAN, criteriaBuilder );
 	}
 
 	@Override

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/predicate/SqmAndPredicate.java

@@ -24,7 +24,7 @@ public class SqmAndPredicate extends AbstractSqmPredicate implements SqmJunctive
 			SqmPredicate leftHandPredicate,
 			SqmPredicate rightHandPredicate,
 			NodeBuilder nodeBuilder) {
-		super( nodeBuilder );
+		super( leftHandPredicate.getExpressable(), nodeBuilder );
 		this.leftHandPredicate = leftHandPredicate;
 		this.rightHandPredicate = rightHandPredicate;
 	}

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/predicate/SqmGroupedPredicate.java

@@ -20,7 +20,7 @@ public class SqmGroupedPredicate extends AbstractSqmPredicate {
 	private final SqmPredicate subPredicate;
 
 	public SqmGroupedPredicate(SqmPredicate subPredicate, NodeBuilder nodeBuilder) {
-		super( nodeBuilder );
+		super( subPredicate.getExpressable(), nodeBuilder );
 		this.subPredicate = subPredicate;
 	}
 

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/predicate/SqmNullnessPredicate.java

@@ -20,12 +20,12 @@ public class SqmNullnessPredicate extends AbstractNegatableSqmPredicate {
 		this( expression, false, nodeBuilder );
 	}
 
-	public SqmNullnessPredicate(SqmExpression expression, boolean negated, NodeBuilder nodeBuilder) {
+	public SqmNullnessPredicate(SqmExpression<?> expression, boolean negated, NodeBuilder nodeBuilder) {
 		super( negated, nodeBuilder );
 		this.expression = expression;
 	}
 
-	public SqmExpression getExpression() {
+	public SqmExpression<?> getExpression() {
 		return expression;
 	}
 

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/select/SqmQueryPart.java

@@ -65,7 +65,7 @@ public abstract class SqmQueryPart<T> implements SqmVisitableNode, JpaQueryPart<
 
 	public void setOffsetExpression(SqmExpression<?> offsetExpression) {
 		if ( offsetExpression != null ) {
-			offsetExpression.applyInferableType( StandardBasicTypes.INTEGER );
+			offsetExpression.applyInferableType( nodeBuilder.getIntegerType() );
 		}
 		this.offsetExpression = offsetExpression;
 	}
@@ -83,7 +83,7 @@ public abstract class SqmQueryPart<T> implements SqmVisitableNode, JpaQueryPart<
 			if ( fetchClauseType == null ) {
 				throw new IllegalArgumentException( "Fetch clause may not be null!" );
 			}
-			fetchExpression.applyInferableType( StandardBasicTypes.INTEGER );
+			fetchExpression.applyInferableType( nodeBuilder.getIntegerType() );
 			this.fetchExpression = fetchExpression;
 			this.fetchClauseType = fetchClauseType;
 		}

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/select/SqmSubQuery.java

@@ -326,37 +326,37 @@ public class SqmSubQuery<T> extends AbstractSqmSelectQuery<T> implements SqmSele
 
 	@Override
 	public SqmExpression<Long> asLong() {
-		return castAs( StandardBasicTypes.LONG );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( Long.class ) );
 	}
 
 	@Override
 	public SqmExpression<Integer> asInteger() {
-		return castAs( StandardBasicTypes.INTEGER );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( Integer.class ) );
 	}
 
 	@Override
 	public SqmExpression<Float> asFloat() {
-		return castAs( StandardBasicTypes.FLOAT );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( Float.class ) );
 	}
 
 	@Override
 	public SqmExpression<Double> asDouble() {
-		return castAs( StandardBasicTypes.DOUBLE );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( Double.class ) );
 	}
 
 	@Override
 	public SqmExpression<BigDecimal> asBigDecimal() {
-		return castAs( StandardBasicTypes.BIG_DECIMAL );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( BigDecimal.class ) );
 	}
 
 	@Override
 	public SqmExpression<BigInteger> asBigInteger() {
-		return castAs( StandardBasicTypes.BIG_INTEGER );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( BigInteger.class ) );
 	}
 
 	@Override
 	public SqmExpression<String> asString() {
-		return castAs( StandardBasicTypes.STRING );
+		return castAs( nodeBuilder().getTypeConfiguration().getBasicTypeForJavaType( String.class ) );
 	}
 
 	@Override

hibernate-core/src/main/java/org/hibernate/sql/ast/spi/AbstractSqlAstTranslator.java

@@ -166,8 +166,6 @@ import static org.hibernate.sql.results.graph.DomainResultGraphPrinter.logDomain
  */
 public abstract class AbstractSqlAstTranslator<T extends JdbcOperation> implements SqlAstTranslator<T>, SqlAppender {
 
-	private static final QueryLiteral<Integer> ONE_LITERAL = new QueryLiteral<>( 1, IntegerType.INSTANCE );
-
 	// pre-req state
 	private final SessionFactoryImplementor sessionFactory;
 
@@ -197,6 +195,7 @@ public abstract class AbstractSqlAstTranslator<T extends JdbcOperation> implemen
 	private int queryGroupAliasCounter;
 	private transient AbstractSqmSelfRenderingFunctionDescriptor castFunction;
 	private transient LazySessionWrapperOptions lazySessionWrapperOptions;
+	private transient BasicType<Integer> integerType;
 
 	private SqlAstNodeRenderingMode parameterRenderingMode = SqlAstNodeRenderingMode.DEFAULT;
 
@@ -240,6 +239,15 @@ public abstract class AbstractSqlAstTranslator<T extends JdbcOperation> implemen
 		return lazySessionWrapperOptions;
 	}
 
+	public BasicType<Integer> getIntegerType() {
+		if ( integerType == null ) {
+			integerType = sessionFactory.getTypeConfiguration()
+					.getBasicTypeRegistry()
+					.resolve( StandardBasicTypes.INTEGER );
+		}
+		return integerType;
+	}
+
 	/**
 	 * A lazy session implementation that is needed for rendering literals.
 	 * Usually, only the {@link WrapperOptions} interface is needed,
@@ -517,10 +525,10 @@ public abstract class AbstractSqlAstTranslator<T extends JdbcOperation> implemen
 	protected Object getParameterBindValue(JdbcParameter parameter) {
 		final JdbcParameterBinding binding;
 		if ( parameter == getOffsetParameter() ) {
-			binding = new JdbcParameterBindingImpl( IntegerType.INSTANCE, getLimit().getFirstRow() );
+			binding = new JdbcParameterBindingImpl( getIntegerType(), getLimit().getFirstRow() );
 		}
 		else if ( parameter == getLimitParameter() ) {
-			binding = new JdbcParameterBindingImpl( IntegerType.INSTANCE, getLimit().getMaxRows() );
+			binding = new JdbcParameterBindingImpl( getIntegerType(), getLimit().getMaxRows() );
 		}
 		else {
 			binding = jdbcParameterBindings.getBinding( parameter );
@@ -1431,7 +1439,7 @@ public abstract class AbstractSqlAstTranslator<T extends JdbcOperation> implemen
 											false,
 											null,
 											null,
-											StandardBasicTypes.INTEGER,
+											getIntegerType(),
 											null
 									)
 							)
@@ -4290,7 +4298,11 @@ public abstract class AbstractSqlAstTranslator<T extends JdbcOperation> implemen
 					appendSql( i + 1 );
 					appendSql( order );
 				}
-				renderFetch( ONE_LITERAL, null, FetchClauseType.ROWS_ONLY );
+				renderFetch(
+						new QueryLiteral<>( 1, getIntegerType() ),
+						null,
+						FetchClauseType.ROWS_ONLY
+				);
 				appendSql( CLOSE_PARENTHESIS );
 			}
 			finally {

hibernate-core/src/main/java/org/hibernate/type/AbstractStandardBasicType.java

@@ -11,6 +11,8 @@ import java.sql.CallableStatement;
 import java.sql.PreparedStatement;
 import java.sql.ResultSet;
 import java.sql.SQLException;
+import java.sql.Types;
+import java.time.ZonedDateTime;
 import java.util.Map;
 
 import org.hibernate.Hibernate;
@@ -22,9 +24,11 @@ import org.hibernate.engine.spi.Mapping;
 import org.hibernate.engine.spi.SessionFactoryImplementor;
 import org.hibernate.engine.spi.SharedSessionContractImplementor;
 import org.hibernate.internal.util.collections.ArrayHelper;
+import org.hibernate.query.CastType;
 import org.hibernate.type.descriptor.ValueBinder;
 import org.hibernate.type.descriptor.ValueExtractor;
 import org.hibernate.type.descriptor.WrapperOptions;
+import org.hibernate.type.descriptor.java.BooleanJavaTypeDescriptor;
 import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
 import org.hibernate.type.descriptor.java.MutabilityPlan;
 import org.hibernate.type.descriptor.jdbc.JdbcTypeDescriptor;
@@ -103,15 +107,6 @@ public abstract class AbstractStandardBasicType<T>
 		return javaTypeDescriptor.getMutabilityPlan();
 	}
 
-	protected T getReplacement(T original, T target, SharedSessionContractImplementor session) {
-		if ( !isMutable() || ( target != null && isEqual( original, target ) ) ) {
-			return original;
-		}
-		else {
-			return deepCopy( original );
-		}
-	}
-
 	@Override
 	public boolean[] toColumnNullness(Object value, Mapping mapping) {
 		return value == null ? ArrayHelper.FALSE : ArrayHelper.TRUE;
@@ -384,7 +379,7 @@ public abstract class AbstractStandardBasicType<T>
 			return null;
 		}
 
-		return getReplacement( (T) original, (T) target, session );
+		return javaTypeDescriptor.getReplacement( (T) original, (T) target, session );
 	}
 
 	@Override
@@ -397,7 +392,7 @@ public abstract class AbstractStandardBasicType<T>
 			Map copyCache,
 			ForeignKeyDirection foreignKeyDirection) {
 		return ForeignKeyDirection.FROM_PARENT == foreignKeyDirection
-				? getReplacement( (T) original, (T) target, session )
+				? javaTypeDescriptor.getReplacement( (T) original, (T) target, session )
 				: target;
 	}
 
@@ -453,4 +448,33 @@ public abstract class AbstractStandardBasicType<T>
 	public boolean canDoSetting() {
 		return true;
 	}
+
+	@Override
+	public CastType getCastType() {
+		final JdbcTypeDescriptor jdbcTypeDescriptor = getJdbcTypeDescriptor();
+		final int jdbcTypeCode = jdbcTypeDescriptor.getJdbcTypeCode();
+		switch ( jdbcTypeCode ) {
+			case Types.BIT:
+			case Types.SMALLINT:
+			case Types.TINYINT:
+			case Types.INTEGER:
+				if ( getJavaType() == Boolean.class ) {
+					return CastType.INTEGER_BOOLEAN;
+				}
+				break;
+			case Types.CHAR:
+				if ( getJavaType() == Boolean.class ) {
+					return (Boolean) getJavaTypeDescriptor().wrap( 'Y', null )
+							? CastType.YN_BOOLEAN
+							: CastType.TF_BOOLEAN;
+				}
+				break;
+			case Types.TIMESTAMP_WITH_TIMEZONE:
+				if ( getJavaType() == ZonedDateTime.class ) {
+					return CastType.ZONE_TIMESTAMP;
+				}
+				break;
+		}
+		return jdbcTypeDescriptor.getCastType();
+	}
 }

hibernate-core/src/main/java/org/hibernate/type/AdaptedImmutableType.java

@@ -1,35 +0,0 @@
-/*
- * Hibernate, Relational Persistence for Idiomatic Java
- *
- * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
- * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
- */
-package org.hibernate.type;
-import org.hibernate.type.descriptor.java.ImmutableMutabilityPlan;
-import org.hibernate.type.descriptor.java.MutabilityPlan;
-
-/**
- * Optimize a mutable type, if the user promises not to mutable the
- * instances.
- * 
- * @author Gavin King
- * @author Steve Ebersole
- */
-public class AdaptedImmutableType<T> extends AbstractSingleColumnStandardBasicType<T> {
-	private final AbstractStandardBasicType<T> baseMutableType;
-
-	public AdaptedImmutableType(AbstractStandardBasicType<T> baseMutableType) {
-		super( baseMutableType.getJdbcTypeDescriptor(), baseMutableType.getJavaTypeDescriptor() );
-		this.baseMutableType = baseMutableType;
-	}
-
-	@Override
-	@SuppressWarnings({ "unchecked" })
-	protected MutabilityPlan<T> getMutabilityPlan() {
-		return ImmutableMutabilityPlan.INSTANCE;
-	}
-
-	public String getName() {
-		return "imm_" + baseMutableType.getName();
-	}
-}

hibernate-core/src/main/java/org/hibernate/type/BasicTypeReference.java

@@ -0,0 +1,77 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+ */
+package org.hibernate.type;
+
+import org.hibernate.metamodel.model.convert.spi.BasicValueConverter;
+
+/**
+ * A basic type reference.
+ *
+ * @author Christian Beikov
+ */
+public final class BasicTypeReference<T> {
+	private final String name;
+	private final Class<? extends T> javaType;
+	private final int sqlTypeCode;
+	private final BasicValueConverter<T, ?> converter;
+	private final boolean forceImmutable;
+
+	public BasicTypeReference(String name, Class<? extends T> javaType, int sqlTypeCode) {
+		this(name, javaType, sqlTypeCode, null);
+	}
+
+	public BasicTypeReference(
+			String name,
+			Class<? extends T> javaType,
+			int sqlTypeCode,
+			BasicValueConverter<T, ?> converter) {
+		this( name, javaType, sqlTypeCode, converter, false );
+	}
+
+	private BasicTypeReference(
+			String name,
+			Class<? extends T> javaType,
+			int sqlTypeCode,
+			BasicValueConverter<T, ?> converter,
+			boolean forceImmutable) {
+		this.name = name;
+		this.javaType = javaType;
+		this.sqlTypeCode = sqlTypeCode;
+		this.converter = converter;
+		this.forceImmutable = forceImmutable;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public Class<? extends T> getJavaType() {
+		return javaType;
+	}
+
+	public int getSqlTypeCode() {
+		return sqlTypeCode;
+	}
+
+	public BasicValueConverter<T, ?> getConverter() {
+		return converter;
+	}
+
+	public boolean isForceImmutable() {
+		return forceImmutable;
+	}
+
+	public BasicTypeReference<T> asImmutable() {
+		return forceImmutable ? this : new BasicTypeReference<>(
+				"imm_" + name,
+				javaType,
+				sqlTypeCode,
+				converter,
+				true
+		);
+	}
+}

hibernate-core/src/main/java/org/hibernate/type/BasicTypeRegistry.java

@@ -16,10 +16,14 @@ import org.hibernate.internal.CoreLogging;
 import org.hibernate.internal.CoreMessageLogger;
 import org.hibernate.internal.util.StringHelper;
 import org.hibernate.internal.util.collections.CollectionHelper;
+import org.hibernate.metamodel.model.convert.spi.BasicValueConverter;
 import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.JdbcTypeDescriptor;
-import org.hibernate.type.internal.NamedStandardBasicTypeImpl;
+import org.hibernate.type.internal.ConvertedBasicTypeImpl;
-import org.hibernate.type.internal.StandardBasicTypeImpl;
+import org.hibernate.type.internal.ImmutableConvertedBasicTypeImpl;
+import org.hibernate.type.internal.ImmutableNamedBasicTypeImpl;
+import org.hibernate.type.internal.NamedBasicTypeImpl;
+import org.hibernate.type.internal.BasicTypeImpl;
 import org.hibernate.type.spi.TypeConfiguration;
 import org.hibernate.usertype.UserType;
 
@@ -37,6 +41,7 @@ public class BasicTypeRegistry implements Serializable {
 	private boolean primed;
 
 	private final Map<String, BasicType<?>> typesByName = new ConcurrentHashMap<>();
+	private final Map<String, BasicTypeReference<?>> typeReferencesByName = new ConcurrentHashMap<>();
 
 	public BasicTypeRegistry(TypeConfiguration typeConfiguration){
 		this.typeConfiguration = typeConfiguration;
@@ -46,8 +51,72 @@ public class BasicTypeRegistry implements Serializable {
 	// Access
 
 	public <J> BasicType<J> getRegisteredType(String key) {
+		BasicType<?> basicType = typesByName.get( key );
+		if ( basicType == null ) {
+			basicType = resolveTypeReference( key );
+		}
 		//noinspection unchecked
-		return (BasicType<J>) typesByName.get( key );
+		return (BasicType<J>) basicType;
+	}
+
+	private BasicType<?> resolveTypeReference(String name) {
+		final BasicTypeReference<?> typeReference = typeReferencesByName.get( name );
+		if ( typeReference == null ) {
+			return null;
+		}
+		if ( !name.equals( typeReference.getName() ) ) {
+			final BasicType<?> basicType = typesByName.get( typeReference.getName() );
+			if ( basicType != null ) {
+				return basicType;
+			}
+		}
+		final JavaTypeDescriptor<Object> javaTypeDescriptor = typeConfiguration.getJavaTypeDescriptorRegistry().getDescriptor(
+				typeReference.getJavaType()
+		);
+		final JdbcTypeDescriptor jdbcTypeDescriptor = typeConfiguration.getJdbcTypeDescriptorRegistry().getDescriptor(
+				typeReference.getSqlTypeCode()
+		);
+		final BasicType<?> type;
+		if ( typeReference.getConverter() == null ) {
+			if ( typeReference.isForceImmutable() ) {
+				type = new ImmutableNamedBasicTypeImpl<>(
+						javaTypeDescriptor,
+						jdbcTypeDescriptor,
+						typeReference.getName()
+				);
+			}
+			else {
+				type = new NamedBasicTypeImpl<>(
+						javaTypeDescriptor,
+						jdbcTypeDescriptor,
+						typeReference.getName()
+				);
+			}
+		}
+		else {
+			if ( typeReference.isForceImmutable() ) {
+				//noinspection unchecked
+				type = new ImmutableConvertedBasicTypeImpl<>(
+						javaTypeDescriptor,
+						jdbcTypeDescriptor,
+						typeReference.getName(),
+						(BasicValueConverter<Object, ?>) typeReference.getConverter()
+				);
+			}
+			else {
+				//noinspection unchecked
+				type = new ConvertedBasicTypeImpl<>(
+						javaTypeDescriptor,
+						jdbcTypeDescriptor,
+						typeReference.getName(),
+						(BasicValueConverter<Object, ?>) typeReference.getConverter()
+				);
+			}
+		}
+		primeRegistryEntry( type );
+		typesByName.put( typeReference.getName(), type );
+		typesByName.put( name, type );
+		return type;
 	}
 
 	public <J> BasicType<J> getRegisteredType(java.lang.reflect.Type javaType) {
@@ -63,6 +132,10 @@ public class BasicTypeRegistry implements Serializable {
 		return getRegisteredType( javaType.getName() );
 	}
 
+	public <J> BasicType<J> resolve(BasicTypeReference<J> basicTypeReference) {
+		return getRegisteredType( basicTypeReference.getName() );
+	}
+
 	public <J> BasicType<J> resolve(Class<J> javaType, int sqlTypeCode) {
 		return resolve( (java.lang.reflect.Type) javaType, sqlTypeCode );
 	}
@@ -83,20 +156,18 @@ public class BasicTypeRegistry implements Serializable {
 	 * SqlTypeDescriptor combo or create (and register) one.
 	 */
 	public <J> BasicType<J> resolve(JavaTypeDescriptor<J> jtdToUse, JdbcTypeDescriptor stdToUse) {
-		//noinspection unchecked
 		return resolve(
 				jtdToUse,
 				stdToUse,
-				() -> new StandardBasicTypeImpl<>( jtdToUse, stdToUse )
+				() -> new BasicTypeImpl<>( jtdToUse, stdToUse )
 		);
 	}
 
 	public <J> BasicType<J> resolve(JavaTypeDescriptor<J> jtdToUse, JdbcTypeDescriptor stdToUse, String baseTypeName) {
-		//noinspection unchecked
 		return resolve(
 				jtdToUse,
 				stdToUse,
-				() -> new NamedStandardBasicTypeImpl<>( jtdToUse, stdToUse, baseTypeName )
+				() -> new NamedBasicTypeImpl<>( jtdToUse, stdToUse, baseTypeName )
 		);
 	}
 
@@ -110,8 +181,25 @@ public class BasicTypeRegistry implements Serializable {
 				sqlTypeDescriptor -> new ConcurrentHashMap<>()
 		);
 
+		final BasicType<?> foundBasicType = typeByJtdForStd.get( jtdToUse );
+		if ( foundBasicType != null ) {
 			//noinspection unchecked
-		return (BasicType<J>) typeByJtdForStd.computeIfAbsent( jtdToUse, javaDescriptor -> creator.get() );
+			return (BasicType<J>) foundBasicType;
+		}
+		// Before simply creating the type, we try to find if there is a registered type for this java type,
+		// and if so, if the jdbc type descriptor matches. Unless it does, we at least reuse the name
+		final BasicType<J> basicType = getRegisteredType( jtdToUse.getJavaType() );
+		if ( basicType != null ) {
+			if ( basicType.getJdbcTypeDescriptor() == stdToUse ) {
+				return basicType;
+			}
+			else {
+				return new NamedBasicTypeImpl<>( jtdToUse, stdToUse, basicType.getName() );
+			}
+		}
+		final BasicType<J> createdBasicType = creator.get();
+		typeByJtdForStd.put( jtdToUse, createdBasicType );
+		return createdBasicType;
 	}
 
 
@@ -212,6 +300,29 @@ public class BasicTypeRegistry implements Serializable {
 		}
 	}
 
+	public void addPrimeEntry(BasicTypeReference<?> type, String legacyTypeClassName, String[] registrationKeys) {
+		if ( primed ) {
+			throw new IllegalStateException( "BasicTypeRegistry already primed" );
+		}
+
+		if ( type == null ) {
+			throw new HibernateException( "Type to register cannot be null" );
+		}
+
+		// Legacy name registration
+		if ( StringHelper.isNotEmpty( legacyTypeClassName ) ) {
+			typeReferencesByName.put( legacyTypeClassName, type );
+		}
+
+		// explicit registration keys
+		if ( registrationKeys == null || registrationKeys.length == 0 ) {
+			LOG.typeDefinedNoRegistrationKeys( type );
+		}
+		else {
+			applyRegistrationKeys( type, registrationKeys );
+		}
+	}
+
 	private void primeRegistryEntry(BasicType<?> type) {
 		final Map<JavaTypeDescriptor<?>, BasicType<?>> mappingsForStdToUse = registryValues.computeIfAbsent(
 				type.getJdbcTypeDescriptor(),
@@ -257,4 +368,29 @@ public class BasicTypeRegistry implements Serializable {
 			}
 		}
 	}
+
+	private void applyRegistrationKeys(BasicTypeReference<?> type, String[] keys) {
+		for ( String key : keys ) {
+			// be safe...
+			if ( key == null ) {
+				continue;
+			}
+
+			//Use String#intern here as there's high chances of duplicates combined with long term usage:
+			//just running our testsuite would generate 210,000 instances for the String "java.lang.Class" alone.
+			//Incidentally this might help with map lookup efficiency too.
+			key = key.intern();
+
+			LOG.debugf( "Adding type registration %s -> %s", key, type );
+
+			final BasicTypeReference old = typeReferencesByName.put( key, type );
+			if ( old != null && old != type ) {
+				LOG.debugf(
+						"Type registration key [%s] overrode previous entry : `%s`",
+						key,
+						old
+				);
+			}
+		}
+	}
 }

hibernate-core/src/main/java/org/hibernate/type/BlobType.java

@@ -8,7 +8,6 @@ package org.hibernate.type;
 
 import java.sql.Blob;
 
-import org.hibernate.engine.spi.SharedSessionContractImplementor;
 import org.hibernate.type.descriptor.java.BlobJavaTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.BlobJdbcTypeDescriptor;
 
@@ -35,9 +34,4 @@ public class BlobType extends AbstractSingleColumnStandardBasicType<Blob> {
 		return true;
 	}
 
-	@Override
-	protected Blob getReplacement(Blob original, Blob target, SharedSessionContractImplementor session) {
-		return session.getJdbcServices().getJdbcEnvironment().getDialect().getLobMergeStrategy().mergeBlob( original, target, session );
-	}
-
 }

hibernate-core/src/main/java/org/hibernate/type/ClobType.java

@@ -9,7 +9,6 @@ package org.hibernate.type;
 import java.sql.Clob;
 import java.sql.Types;
 
-import org.hibernate.engine.spi.SharedSessionContractImplementor;
 import org.hibernate.type.descriptor.java.ClobJavaTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.ClobJdbcTypeDescriptor;
 
@@ -35,9 +34,4 @@ public class ClobType extends AbstractSingleColumnStandardBasicType<Clob> implem
 	protected boolean registerUnderJavaType() {
 		return true;
 	}
-
-	@Override
-	protected Clob getReplacement(Clob original, Clob target, SharedSessionContractImplementor session) {
-		return session.getJdbcServices().getJdbcEnvironment().getDialect().getLobMergeStrategy().mergeClob( original, target, session );
-	}
 }

hibernate-core/src/main/java/org/hibernate/type/InstantType.java

@@ -25,8 +25,6 @@ public class InstantType
 	 */
 	public static final InstantType INSTANCE = new InstantType();
 
-	public static final DateTimeFormatter FORMATTER = DateTimeFormatter.ofPattern( "yyyy-MM-dd HH:mm:ss.S 'Z'", Locale.ENGLISH );
-
 	public InstantType() {
 		super( TimestampJdbcTypeDescriptor.INSTANCE, InstantJavaTypeDescriptor.INSTANCE );
 	}

hibernate-core/src/main/java/org/hibernate/type/NClobType.java

@@ -8,7 +8,6 @@ package org.hibernate.type;
 
 import java.sql.NClob;
 
-import org.hibernate.engine.spi.SharedSessionContractImplementor;
 import org.hibernate.type.descriptor.java.NClobJavaTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.NClobJdbcTypeDescriptor;
 
@@ -35,8 +34,4 @@ public class NClobType extends AbstractSingleColumnStandardBasicType<NClob> {
 		return true;
 	}
 
-	@Override
-	protected NClob getReplacement(NClob original, NClob target, SharedSessionContractImplementor session) {
-		return session.getJdbcServices().getJdbcEnvironment().getDialect().getLobMergeStrategy().mergeNClob( original, target, session );
-	}
 }

hibernate-core/src/main/java/org/hibernate/type/NumericBooleanConverter.java

@@ -6,6 +6,11 @@
  */
 package org.hibernate.type;
 
+import org.hibernate.metamodel.model.convert.spi.BasicValueConverter;
+import org.hibernate.type.descriptor.java.BooleanJavaTypeDescriptor;
+import org.hibernate.type.descriptor.java.IntegerJavaTypeDescriptor;
+import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
+
 import jakarta.persistence.AttributeConverter;
 import jakarta.persistence.Converter;
 
@@ -15,14 +20,56 @@ import jakarta.persistence.Converter;
  * @author Steve Ebersole
  */
 @Converter
-public class NumericBooleanConverter implements AttributeConverter<Boolean,Integer> {
+public class NumericBooleanConverter implements AttributeConverter<Boolean, Integer>,
+		BasicValueConverter<Boolean, Integer> {
+	/**
+	 * Singleton access
+	 */
+	public static final NumericBooleanConverter INSTANCE = new NumericBooleanConverter();
+
 	@Override
 	public Integer convertToDatabaseColumn(Boolean attribute) {
-		return NumericBooleanType.NumericConverter.toRelational( attribute );
+		return toRelationalValue( attribute );
 	}
 
 	@Override
 	public Boolean convertToEntityAttribute(Integer dbData) {
-		return NumericBooleanType.NumericConverter.toDomain( dbData );
+		return toDomainValue( dbData );
+	}
+
+	@Override
+	public Boolean toDomainValue(Integer relationalForm) {
+		if ( relationalForm == null ) {
+			return null;
+		}
+
+		if ( 1 == relationalForm ) {
+			return true;
+		}
+
+		if ( 0 == relationalForm ) {
+			return false;
+		}
+
+		return null;
+	}
+
+	@Override
+	public Integer toRelationalValue(Boolean domainForm) {
+		if ( domainForm == null ) {
+			return null;
+		}
+
+		return domainForm ? 1 : 0;
+	}
+
+	@Override
+	public JavaTypeDescriptor<Boolean> getDomainJavaDescriptor() {
+		return BooleanJavaTypeDescriptor.INSTANCE;
+	}
+
+	@Override
+	public JavaTypeDescriptor<Integer> getRelationalJavaDescriptor() {
+		return IntegerJavaTypeDescriptor.INSTANCE;
 	}
 }

hibernate-core/src/main/java/org/hibernate/type/NumericBooleanType.java

@@ -7,10 +7,7 @@
 package org.hibernate.type;
 
 import org.hibernate.metamodel.model.convert.spi.BasicValueConverter;
-import org.hibernate.query.CastType;
 import org.hibernate.type.descriptor.java.BooleanJavaTypeDescriptor;
-import org.hibernate.type.descriptor.java.IntegerJavaTypeDescriptor;
-import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
 import org.hibernate.type.descriptor.jdbc.IntegerJdbcTypeDescriptor;
 
 /**
@@ -23,7 +20,6 @@ public class NumericBooleanType
 		implements ConvertedBasicType<Boolean> {
 
 	public static final NumericBooleanType INSTANCE = new NumericBooleanType();
-	public static final NumericConverter CONVERTER = new NumericConverter();
 
 	public NumericBooleanType() {
 		super( IntegerJdbcTypeDescriptor.INSTANCE, BooleanJavaTypeDescriptor.INSTANCE );
@@ -34,64 +30,9 @@ public class NumericBooleanType
 		return "numeric_boolean";
 	}
 
-	@Override
-	public CastType getCastType() {
-		return CastType.INTEGER_BOOLEAN;
-	}
-
 	@Override
 	public BasicValueConverter<Boolean, ?> getValueConverter() {
-		return CONVERTER;
+		return NumericBooleanConverter.INSTANCE;
 	}
 
-	public static class NumericConverter implements BasicValueConverter<Boolean, Integer> {
-		/**
-		 * Singleton access
-		 */
-		public static final NumericConverter INSTANCE = new NumericConverter();
-
-		@Override
-		public Boolean toDomainValue(Integer relationalForm) {
-			return toDomain( relationalForm );
-		}
-
-		public static Boolean toDomain(Integer relationalForm) {
-			if ( relationalForm == null ) {
-				return null;
-			}
-
-			if ( 1 == relationalForm ) {
-				return true;
-			}
-
-			if ( 0 == relationalForm ) {
-				return false;
-			}
-
-			return null;
-		}
-
-		@Override
-		public Integer toRelationalValue(Boolean domainForm) {
-			return toRelational( domainForm );
-		}
-
-		public static Integer toRelational(Boolean domainForm) {
-			if ( domainForm == null ) {
-				return null;
-			}
-
-			return domainForm ? 1 : 0;
-		}
-
-		@Override
-		public JavaTypeDescriptor<Boolean> getDomainJavaDescriptor() {
-			return BooleanJavaTypeDescriptor.INSTANCE;
-		}
-
-		@Override
-		public JavaTypeDescriptor<Integer> getRelationalJavaDescriptor() {
-			return IntegerJavaTypeDescriptor.INSTANCE;
-		}
-	}
 }

hibernate-core/src/main/java/org/hibernate/type/OffsetDateTimeType.java

@@ -36,9 +36,4 @@ public class OffsetDateTimeType
 	protected boolean registerUnderJavaType() {
 		return true;
 	}
-
-	@Override
-	public CastType getCastType() {
-		return CastType.OFFSET_TIMESTAMP;
-	}
 }