org.hibernate.dialect.unique.InformixUniqueDelegate Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* JBoss, Home of Professional Open Source
* Copyright 2012 Red Hat Inc. and/or its affiliates and other contributors
* as indicated by the @authors tag. All rights reserved.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
package org.hibernate.dialect.unique;
import org.hibernate.dialect.Dialect;
import org.hibernate.metamodel.relational.UniqueKey;
/**
* Informix requires the constraint name to come last on the alter table.
*
* @author Brett Meyer
*/
public class InformixUniqueDelegate extends DefaultUniqueDelegate {
public InformixUniqueDelegate( Dialect dialect ) {
super( dialect );
}
// legacy model ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@Override
public String getAlterTableToAddUniqueKeyCommand(
org.hibernate.mapping.UniqueKey uniqueKey,
String defaultCatalog,
String defaultSchema) {
// Do this here, rather than allowing UniqueKey/Constraint to do it.
// We need full, simplified control over whether or not it happens.
final String tableName = uniqueKey.getTable().getQualifiedName( dialect, defaultCatalog, defaultSchema );
final String constraintName = dialect.quote( uniqueKey.getName() );
return "alter table " + tableName + " add constraint " + uniqueConstraintSql( uniqueKey ) + " constraint " + constraintName;
}
// new model ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@Override
public String getAlterTableToAddUniqueKeyCommand(UniqueKey uniqueKey) {
// Do this here, rather than allowing UniqueKey/Constraint to do it.
// We need full, simplified control over whether or not it happens.
final String tableName = uniqueKey.getTable().getQualifiedName( dialect );
final String constraintName = dialect.quote( uniqueKey.getName() );
return "alter table " + tableName + " add constraint " + uniqueConstraintSql( uniqueKey ) + " constraint " + constraintName;
}
}