1.在hibernate.cfg.xml添加配置如下:
<property name="hibernate.dialect">
com.xxx.common.MyOracle10gDialect </property>
2.代码:
package com.kangsi.common;
import org.hibernate.dialect.Oracle10gDialect;
public class MyOracle10gDialect extends Oracle10gDialect {
public String getLimitString(String sql, boolean hasOffset) {
sql = sql.trim(); boolean isForUpdate = false; if ( sql.toLowerCase().endsWith(" for update") ) { sql = sql.substring( 0, sql.length()-11 ); isForUpdate = true; }StringBuffer pagingSelect = new StringBuffer( sql.length()+100 );
if (hasOffset) { pagingSelect.append("select * from ( select row_.*, rownum rownum_ from ( "); } else { pagingSelect.append("select * from ( select row_.*, rownum rownum_ from ( "); } pagingSelect.append(sql); if (hasOffset) { pagingSelect.append(" ) row_) where rownum_<=? and rownum_ > ?"); } else { pagingSelect.append(" ) row_) where rownum_<=? "); }if ( isForUpdate ) {
pagingSelect.append( " for update" ); }return pagingSelect.toString();
} }