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Oracle、MySQL和SqlServe分页查询的语句区别

Jun 07, 2016 pm 02:51 PM
mysql oracle Pagination Inquire statement

★先来定义分页语句将要用到的几个参数: int currentPage ; //当前页 intpageRecord ; //每页显示记录数 以之前的ADDRESSBOOK数据表为例(每页显示10条记录): 一、SqlServe 下载 数据库分页语句 Java代码 Stringsql= selecttop pageRecord *fromaddressbook

★先来定义分页语句将要用到的几个参数:

  • int currentPage ; //当前页
  • int pageRecord ; //每页显示记录数

以之前的ADDRESSBOOK数据表为例(每页显示10条记录):

 

一、SqlServe下载 数据库分页语句

Java代码  收藏代码
  1. String sql = "select top "+pageRecord +" * from addressbook where id not in (select top "+(currentPage-1)*pageRecord +" id from t_user)";  
  2. // (currentPage-1)*pageRecord : 是指从第几个记录开始  

第二页SQL演示:

select top 20 * from addressbook where id not in (select top 10 id from addressbook)

 

二、MySQL数据库分页语句

Java代码  收藏代码
  1. String sql = "select * from addressbook where limit "+(currentPage-1)*pageRecord +","+pageRecord +"";  
  2.            
  3. //select * from 表名 【条件】limit M,N;     
  4. //M为从第几个记录开始,比如每页显示3条记录,第二页就必须从第4条记录开始  
  5. //N每页读几个数据  

第二页SQL演示:

select * from addressbook where limit 10,10

 

三、Oracle数据库分页语句

Java代码  收藏代码
  1. String sqls = "select * from ( select rownum rn,t.* from addressbook t where rownum +currentPage*pageRecord+" ) where rownum > "+(currentPage -1)*pageRecord;  
  2.           

第二页SQL演示:

select * from ( select rownum rn,t.* from addressbook where rownum 10

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