Mysql系列（十三）分页查询语句

Mysql系列（十三）分页查询语句

MySql

 select tablename.*  from  tablename limit firstIndex,pageSize;
          firstIndex -------->开始索引
          pageSize--------->页大小

Oracle

select * from (
                           select a.*,ROWNUM rn from tablename a where ROWNUM<=(firstIndex+pageSize)
                          ) where rn>firstIndex;

2.

 select * from(select * from(select p.*,ROWNUM rn from tablename )p  where p.rownumber>firstIndex)  where rownum>pageSize;

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