HHH-8362 InformixUniqueDelegate
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@ -28,6 +28,8 @@ import java.sql.Types;
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import org.hibernate.MappingException;
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import org.hibernate.dialect.function.VarArgsSQLFunction;
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import org.hibernate.dialect.unique.InformixUniqueDelegate;
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import org.hibernate.dialect.unique.UniqueDelegate;
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import org.hibernate.exception.spi.TemplatedViolatedConstraintNameExtracter;
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import org.hibernate.exception.spi.ViolatedConstraintNameExtracter;
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import org.hibernate.internal.util.JdbcExceptionHelper;
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@ -42,6 +44,8 @@ import org.hibernate.type.StandardBasicTypes;
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* @author Steve Molitor
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*/
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public class InformixDialect extends Dialect {
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private final UniqueDelegate uniqueDelegate;
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/**
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* Creates new <code>InformixDialect</code> instance. Sets up the JDBC /
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@ -77,6 +81,8 @@ public class InformixDialect extends Dialect {
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registerColumnType( Types.VARCHAR, 32739, "lvarchar($l)" );
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registerFunction( "concat", new VarArgsSQLFunction( StandardBasicTypes.STRING, "(", "||", ")" ) );
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uniqueDelegate = new InformixUniqueDelegate( this );
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}
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@Override
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@ -286,4 +292,9 @@ public class InformixDialect extends Dialect {
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public String getCreateTemporaryTablePostfix() {
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return "with no log";
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}
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@Override
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public UniqueDelegate getUniqueDelegate() {
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return uniqueDelegate;
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}
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}
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@ -0,0 +1,62 @@
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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* JBoss, Home of Professional Open Source
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* Copyright 2012 Red Hat Inc. and/or its affiliates and other contributors
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* as indicated by the @authors tag. All rights reserved.
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* See the copyright.txt in the distribution for a
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* full listing of individual contributors.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License, v. 2.1.
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* This program is distributed in the hope that it will be useful, but WITHOUT A
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public License,
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* v.2.1 along with this distribution; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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package org.hibernate.dialect.unique;
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import org.hibernate.dialect.Dialect;
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import org.hibernate.metamodel.relational.UniqueKey;
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/**
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* Informix requires the constraint name to come last on the alter table.
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*
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* @author Brett Meyer
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*/
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public class InformixUniqueDelegate extends DefaultUniqueDelegate {
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public InformixUniqueDelegate( Dialect dialect ) {
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super( dialect );
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}
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// legacy model ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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@Override
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public String getAlterTableToAddUniqueKeyCommand(
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org.hibernate.mapping.UniqueKey uniqueKey,
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String defaultCatalog,
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String defaultSchema) {
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// Do this here, rather than allowing UniqueKey/Constraint to do it.
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// We need full, simplified control over whether or not it happens.
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final String tableName = uniqueKey.getTable().getQualifiedName( dialect, defaultCatalog, defaultSchema );
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final String constraintName = dialect.quote( uniqueKey.getName() );
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return "alter table " + tableName + " add constraint " + uniqueConstraintSql( uniqueKey ) + " constraint " + constraintName;
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}
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// new model ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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@Override
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public String getAlterTableToAddUniqueKeyCommand(UniqueKey uniqueKey) {
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// Do this here, rather than allowing UniqueKey/Constraint to do it.
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// We need full, simplified control over whether or not it happens.
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final String tableName = uniqueKey.getTable().getQualifiedName( dialect );
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final String constraintName = dialect.quote( uniqueKey.getName() );
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return "alter table " + tableName + " add constraint " + uniqueConstraintSql( uniqueKey ) + " constraint " + constraintName;
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}
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}
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