HHH-10126 - Table-backed sequences are not populated on creation using SchemaUpdate

(cherry picked from commit 7354c7bfc3)

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

@@ -285,7 +285,7 @@ public class TableStructure implements DatabaseStructure {
 		);
 		table.addColumn( valueColumn );
 
-		database.addInitCommand(
+		table.addInitCommand(
 				new InitCommand( "insert into " + tableNameText + " values ( " + initialValue + " )" )
 		);
 	}

hibernate-core/src/main/java/org/hibernate/mapping/Table.java

@@ -19,6 +19,7 @@ import org.hibernate.HibernateException;
 import org.hibernate.MappingException;
 import org.hibernate.boot.model.naming.Identifier;
 import org.hibernate.boot.model.relational.Exportable;
+import org.hibernate.boot.model.relational.InitCommand;
 import org.hibernate.boot.model.relational.Namespace;
 import org.hibernate.boot.model.relational.QualifiedTableName;
 import org.hibernate.dialect.Dialect;
@@ -60,6 +61,8 @@ public class Table implements RelationalModel, Serializable, Exportable {
 	private boolean hasDenormalizedTables;
 	private String comment;
 
+	private List<InitCommand> initCommands;
+
 	public Table() {
 	}
 
@@ -857,4 +860,19 @@ public class Table implements RelationalModel, Serializable, Exportable {
 		}
 	}
 
+	public void addInitCommand(InitCommand command) {
+		if ( initCommands == null ) {
+			initCommands = new ArrayList<InitCommand>();
+		}
+		initCommands.add( command );
+	}
+
+	public List<InitCommand> getInitCommands() {
+		if ( initCommands == null ) {
+			return Collections.emptyList();
+		}
+		else {
+			return Collections.unmodifiableList( initCommands );
+		}
+	}
 }

hibernate-core/src/main/java/org/hibernate/tool/schema/internal/StandardTableExporter.java

@@ -7,11 +7,13 @@
 package org.hibernate.tool.schema.internal;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;
 
 import org.hibernate.boot.Metadata;
 import org.hibernate.boot.model.naming.Identifier;
+import org.hibernate.boot.model.relational.InitCommand;
 import org.hibernate.boot.model.relational.QualifiedName;
 import org.hibernate.boot.model.relational.QualifiedNameParser;
 import org.hibernate.dialect.Dialect;
@@ -143,6 +145,8 @@ public class StandardTableExporter implements Exporter<Table> {
 
 		applyComments( table, sqlStrings );
 
+		applyInitCommands( table, sqlStrings );
+
 		return sqlStrings.toArray( new String[ sqlStrings.size() ] );
 	}
 
@@ -152,6 +156,12 @@ public class StandardTableExporter implements Exporter<Table> {
 		}
 	}
 
+	protected void applyInitCommands(Table table, List<String> sqlStrings) {
+		for ( InitCommand initCommand : table.getInitCommands() ) {
+			Collections.addAll( sqlStrings, initCommand.getInitCommands() );
+		}
+	}
+
 	protected void applyTableTypeString(StringBuilder buf) {
 		buf.append( dialect.getTableTypeString() );
 	}

hibernate-core/src/test/java/org/hibernate/test/schemaupdate/SchemaUpdateTableBackedSequenceTest.java

@@ -0,0 +1,106 @@
+/*
+ * 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.test.schemaupdate;
+
+import java.sql.SQLException;
+import java.util.Arrays;
+import java.util.Collections;
+
+import org.hibernate.boot.Metadata;
+import org.hibernate.boot.MetadataSources;
+import org.hibernate.boot.model.naming.Identifier;
+import org.hibernate.boot.model.relational.Database;
+import org.hibernate.boot.model.relational.QualifiedTableName;
+import org.hibernate.boot.registry.StandardServiceRegistry;
+import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
+import org.hibernate.engine.jdbc.spi.JdbcServices;
+import org.hibernate.id.enhanced.TableStructure;
+import org.hibernate.mapping.Table;
+import org.hibernate.tool.schema.extract.internal.DatabaseInformationImpl;
+import org.hibernate.tool.schema.extract.spi.DatabaseInformation;
+import org.hibernate.tool.schema.internal.TargetDatabaseImpl;
+import org.hibernate.tool.schema.internal.TargetStdoutImpl;
+import org.hibernate.tool.schema.spi.SchemaManagementTool;
+import org.hibernate.tool.schema.spi.Target;
+
+import org.hibernate.testing.junit4.BaseUnitTestCase;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * @author Steve Ebersole
+ */
+public class SchemaUpdateTableBackedSequenceTest extends BaseUnitTestCase {
+	private StandardServiceRegistry ssr;
+
+	@Before
+	public void before() {
+		ssr = new StandardServiceRegistryBuilder().build();
+	}
+
+	@After
+	public void after() {
+		StandardServiceRegistryBuilder.destroy( ssr );
+	}
+
+	@Test
+	public void testCreateTableOnUpdate() throws SQLException {
+		Metadata metadata = new MetadataSources( ssr ).buildMetadata();
+
+		Database database = metadata.getDatabase();
+
+		TableStructure tableStructure = new TableStructure(
+				database.getJdbcEnvironment(),
+				new QualifiedTableName( null, null, Identifier.toIdentifier( "test_seq" ) ),
+				Identifier.toIdentifier( "nextval" ),
+				20,
+				30,
+				Long.class
+		);
+		tableStructure.registerExportables( database );
+
+		// lets make sure the InitCommand is there
+		assertEquals( 1, database.getDefaultNamespace().getTables().size() );
+		Table table = database.getDefaultNamespace().getTables().iterator().next();
+		assertEquals( 1, table.getInitCommands().size() );
+
+
+		class TargetImpl extends TargetStdoutImpl {
+			boolean found = false;
+			@Override
+			public void accept(String action) {
+				super.accept( action );
+				if ( action.startsWith( "insert into test_seq" ) ) {
+					found = true;
+				}
+			}
+		}
+
+		TargetImpl target = new TargetImpl();
+
+		DatabaseInformation dbInfo = new DatabaseInformationImpl(
+				ssr,
+				database.getJdbcEnvironment(),
+				ssr.getService( JdbcServices.class ).getBootstrapJdbcConnectionAccess(),
+				database.getDefaultNamespace().getPhysicalName().getCatalog(),
+				database.getDefaultNamespace().getPhysicalName().getSchema()
+		);
+
+		ssr.getService( SchemaManagementTool.class ).getSchemaMigrator( Collections.emptyMap() ).doMigration(
+				metadata,
+				dbInfo,
+				true,
+				Arrays.asList( target, new TargetDatabaseImpl( ssr.getService( JdbcServices.class ).getBootstrapJdbcConnectionAccess() ) )
+		);
+
+		assertTrue( target.found );
+	}
+}