SQL server分页:
select top pageSize * from products where productID not in(select top (pageindex-1)*pageSize productId from products order by ProductID asc) order by ProductID asc
MySql分页:
select * from tableName limit 10,20
oracle 分页(转自:http://www.blogjava.net/joessy/articles/1398.html):
以前分页习惯用这样的SQL语句:
select * from
(select t.*,rownum row_num from mytable t order by t.id) b
where b.row_num between 1 and 10
结果发现由于该语句会先生成rownum 后执行order by 子句,因而排序结果根本不对,后来在GOOGLE上搜到一篇文章,原来多套一层select 就能很好的解决该问题,特此记录,语句如下:
select * from
(select a.*,rownum row_num from
(select * from mytable t order by t.id desc) a
) b where b.row_num between 1 and 10
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