001    /**
002     * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.dao.orm.hibernate;
016    
017    import java.sql.Types;
018    
019    import org.hibernate.LockMode;
020    import org.hibernate.dialect.function.SQLFunctionTemplate;
021    import org.hibernate.type.StandardBasicTypes;
022    
023    /**
024     * @author Shuyang Zhou
025     */
026    public class SybaseASE157Dialect
027            extends org.hibernate.dialect.SybaseASE157Dialect {
028    
029            public SybaseASE157Dialect() {
030                    registerColumnType(Types.TIMESTAMP, "bigdatetime");
031                    registerFunction(
032                            "datetime",
033                            new SQLFunctionTemplate(
034                                    StandardBasicTypes.TIMESTAMP, "bigdatetime"));
035            }
036    
037            @Override
038            public String appendLockHint(LockMode mode, String tableName) {
039                    if (mode.greaterThan(LockMode.READ)) {
040                            return tableName + " holdlock";
041                    }
042    
043                    return tableName;
044            }
045    
046    }