union all
时间：2010-02-02 来源：kaixin20xx
--合并重复行
select * from A
union
select * from B
--不合并重复行
select * from A
union all
select * from B
按某个字段排序
--合并重复行
select *
from (
select * from A
union
select * from B) AS T
order by 字段名
--不合并重复行
select *
from (
select * from A
union all
select * from B) AS T
order by 字段名
相关阅读 更多 +
