标签:ora sele http rom 写作 oracle htm com www.
select 1 from a,b where a.id=b.id(+)
等同于 a left join b on a.id=b.id
select 1 from a,b where a.id(+)=b.id
等同于 a right join b on a.id=b.id
在 MS SQL 中,写作 *= 和 =*
来自:http://www.cnblogs.com/yeyerl/p/7682081.html
[转]Oracle left join \ right join
标签:ora sele http rom 写作 oracle htm com www.
原文地址:https://www.cnblogs.com/z5337/p/10194934.html