| 构造器和说明 |
|---|
PostgreSQLDialect() |
| 限定符和类型 | 方法和说明 |
|---|---|
String |
getLimitString(String sql,
int offset,
int limit)
将sql转换为分页sql
|
String |
getLimitString(String sql,
int offset,
String offsetPlaceholder,
String limitPlaceholder)
将sql变成分页sql语句,提供将offset及limit使用占位符号(placeholder)替换.
|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitgetCountStringpublic String getLimitString(String sql, int offset, int limit)
DialectgetLimitString 在接口中 Dialectpublic String getLimitString(String sql, int offset, String offsetPlaceholder, String limitPlaceholder)
如mysql
dialect.getLimitString("select * from user", 12, ":offset",0,":limit") 将返回
select * from user limit :offset,:limit
sql - 实际SQL语句offset - 分页开始纪录条数offsetPlaceholder - 分页开始纪录条数-占位符号limitPlaceholder - 分页纪录条数占位符号Copyright © 2020. All rights reserved.