Remove MckoiDialect

The last release of this database was in 8 years ago, and nobody is using it
according to StackOverflow.

etc/hibernate.properties

@@ -136,16 +136,6 @@ hibernate.connection.url jdbc:hsqldb:./build/db/hsqldb/hibernate
 #hibernate.connection.url jdbc:sybase:Tds:co3061835-a:5000/tempdb
 
 
-## Mckoi SQL
-
-#hibernate.dialect org.hibernate.dialect.MckoiDialect
-#hibernate.connection.driver_class com.mckoi.JDBCDriver
-#hibernate.connection.url jdbc:mckoi:///
-#hibernate.connection.url jdbc:mckoi:local://C:/mckoi1.0.3/db.conf
-#hibernate.connection.username admin
-#hibernate.connection.password nimda
-
-
 ## SAP DB
 
 #hibernate.dialect org.hibernate.dialect.SAPDBDialect

etc/hibernate.properties.template

@@ -119,16 +119,6 @@ hibernate.connection.url @DB_URL@
 #hibernate.connection.url jdbc:sybase:Tds:co3061835-a:5000/tempdb
 
 
-## Mckoi SQL
-
-#hibernate.dialect org.hibernate.dialect.MckoiDialect
-#hibernate.connection.driver_class com.mckoi.JDBCDriver
-#hibernate.connection.url jdbc:mckoi:///
-#hibernate.connection.url jdbc:mckoi:local://C:/mckoi1.00/db.conf
-#hibernate.connection.username admin
-#hibernate.connection.password nimda
-
-
 ## SAP DB
 
 #hibernate.dialect org.hibernate.dialect.SAPDBDialect

hibernate-core/src/main/java/org/hibernate/boot/registry/selector/internal/StrategySelectorBuilder.java

@@ -44,7 +44,6 @@ import org.hibernate.dialect.Ingres10Dialect;
 import org.hibernate.dialect.Ingres9Dialect;
 import org.hibernate.dialect.IngresDialect;
 import org.hibernate.dialect.InterbaseDialect;
-import org.hibernate.dialect.MckoiDialect;
 import org.hibernate.dialect.MimerSQLDialect;
 import org.hibernate.dialect.MySQL57Dialect;
 import org.hibernate.dialect.MySQL5Dialect;
@@ -210,7 +209,6 @@ public class StrategySelectorBuilder {
 		addDialect( strategySelector, Ingres9Dialect.class );
 		addDialect( strategySelector, Ingres10Dialect.class );
 		addDialect( strategySelector, InterbaseDialect.class );
-		addDialect( strategySelector, MckoiDialect.class );
 		addDialect( strategySelector, MimerSQLDialect.class );
 		addDialect( strategySelector, MySQL5Dialect.class );
 		addDialect( strategySelector, MySQL57Dialect.class );

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

@@ -296,21 +296,6 @@ public enum Database {
 		}
 	},
 
-	MCKOI {
-		@Override
-		public Dialect createDialect(DialectResolutionInfo info) {
-			return new MckoiDialect();
-		}
-		@Override
-		public boolean productNameMatches(String databaseName) {
-			return databaseName.toLowerCase().startsWith("mckoi");
-		}
-		@Override
-		public String getDriverClassName(String jdbcUrl) {
-			return "com.mckoi.JDBCDriver";
-		}
-	},
-
 	MIMER {
 		@Override
 		public Dialect createDialect(DialectResolutionInfo info) {

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

@@ -1,98 +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.dialect;
-
-import org.hibernate.LockMode;
-import org.hibernate.cfg.Environment;
-import org.hibernate.dialect.function.CommonFunctionFactory;
-import org.hibernate.dialect.lock.*;
-import org.hibernate.dialect.sequence.MckoiSequenceSupport;
-import org.hibernate.dialect.sequence.SequenceSupport;
-import org.hibernate.persister.entity.Lockable;
-import org.hibernate.query.spi.QueryEngine;
-import org.hibernate.sql.CaseFragment;
-import org.hibernate.sql.MckoiCaseFragment;
-
-import java.sql.Types;
-
-/**
- * An SQL dialect compatible with McKoi SQL
- *
- * @author Doug Currie
- * @author Gabe Hicks
- */
-public class MckoiDialect extends Dialect {
-	/**
-	 * Constructs a MckoiDialect
-	 */
-	public MckoiDialect() {
-		super();
-
-		//Note: there is no single-precision type
-		//'float' and 'double' are the exact same
-		//double precision type.
-		registerColumnType( Types.FLOAT, "float" ); //precision argument not supported
-		registerColumnType( Types.DOUBLE, "double" ); //'double precision' not supported
-
-		//no explicit precision
-		registerColumnType(Types.TIMESTAMP, "timestamp");
-		registerColumnType(Types.TIMESTAMP_WITH_TIMEZONE, "timestamp");
-
-		getDefaultProperties().setProperty( Environment.STATEMENT_BATCH_SIZE, NO_BATCH );
-	}
-
-	@Override
-	public void initializeFunctionRegistry(QueryEngine queryEngine) {
-		super.initializeFunctionRegistry(queryEngine);
-
-		CommonFunctionFactory.characterLength_length( queryEngine );
-		CommonFunctionFactory.trim1( queryEngine );
-
-		queryEngine.getSqmFunctionRegistry().patternDescriptorBuilder( "nullif", "if(?1=?2, null, ?1)" )
-				.setExactArgumentCount(2)
-				.register();
-	}
-
-	@Override
-	public SequenceSupport getSequenceSupport() {
-		return MckoiSequenceSupport.INSTANCE;
-	}
-
-	@Override
-	public String getForUpdateString() {
-		return "";
-	}
-
-	@Override
-	@SuppressWarnings("deprecation")
-	public CaseFragment createCaseFragment() {
-		return new MckoiCaseFragment();
-	}
-
-	@Override
-	public LockingStrategy getLockingStrategy(Lockable lockable, LockMode lockMode) {
-		// Mckoi has no known variation of a "SELECT ... FOR UPDATE" syntax...
-		switch (lockMode) {
-			case PESSIMISTIC_FORCE_INCREMENT:
-				return new PessimisticForceIncrementLockingStrategy(lockable, lockMode);
-			case PESSIMISTIC_WRITE:
-				return new PessimisticWriteUpdateLockingStrategy(lockable, lockMode);
-			case PESSIMISTIC_READ:
-				return new PessimisticReadUpdateLockingStrategy(lockable, lockMode);
-			case OPTIMISTIC:
-				return new OptimisticLockingStrategy(lockable, lockMode);
-			case OPTIMISTIC_FORCE_INCREMENT:
-				return new OptimisticForceIncrementLockingStrategy(lockable, lockMode);
-		}
-		if ( lockMode.greaterThan( LockMode.READ ) ) {
-			return new UpdateLockingStrategy( lockable, lockMode );
-		}
-		else {
-			return new SelectLockingStrategy( lockable, lockMode );
-		}
-	}
-}

hibernate-core/src/main/java/org/hibernate/dialect/sequence/MckoiSequenceSupport.java

@@ -1,37 +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.dialect.sequence;
-
-import org.hibernate.MappingException;
-
-/**
- * Sequence support for {@link org.hibernate.dialect.MckoiDialect}.
- *
- * @author Gavin King
- */
-public final class MckoiSequenceSupport implements SequenceSupport {
-
-	public static final SequenceSupport INSTANCE = new MckoiSequenceSupport();
-
-	@Override
-	public String getSelectSequenceNextValString(String sequenceName) {
-		return "nextval('" + sequenceName + "')";
-	}
-
-	@Override
-	public String getCreateSequenceString(String sequenceName, int initialValue, int incrementSize) throws MappingException {
-		return getCreateSequenceString( sequenceName )
-				+ " increment " + incrementSize
-				+ startingValue( initialValue, incrementSize )
-				+ " start " + initialValue;
-	}
-
-	@Override
-	public boolean sometimesNeedsStartingValue() {
-		return true;
-	}
-}

hibernate-core/src/main/java/org/hibernate/sql/MckoiCaseFragment.java

@@ -1,45 +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.sql;
-import java.util.Iterator;
-import java.util.Map;
-
-/**
- * A Mckoi IF function.
- * <br>
- * <code>if(..., ..., ...) as ...</code>
- * <br>
- * @author Gavin King
- */
-public class MckoiCaseFragment extends CaseFragment {
-
-	public String toFragmentString() {
-		StringBuilder buf = new StringBuilder( cases.size() * 15 + 10 );
-		StringBuilder buf2= new StringBuilder( cases.size() );
-
-		Iterator iter = cases.entrySet().iterator();
-		while ( iter.hasNext() ) {
-			Map.Entry me = (Map.Entry) iter.next();
-			buf.append(" if(")
-				.append( me.getKey() )
-				.append(" is not null")
-				.append(", ")
-				.append( me.getValue() )
-				.append(", ");
-			buf2.append(")");
-		}
-
-		buf.append("null");
-		buf.append(buf2);
-		if (returnColumnName!=null) {
-			buf.append(" as ")
-				.append(returnColumnName);
-		}
-
-		return buf.toString();
-	}
-}