Oracle连接查询内容整理

--内连接
--select t.*,b.bumenmc from T_HQ_RYXX t,t_hq_bm b where t.bum = b.bumenbm
--select * from t_hq_ryxx t join t_hq_bm b on t.bum in b.bumenbm

--自连接
--select * from t_hq_ryxx a,t_hq_ryxx b where a.bum in b.bum and a.xingb = 2;

--左连接
--select * from t_hq_ryxx a left join t_hq_bm b on a.bum = b.bumenbm;
--select * from T_HQ_RYXX t,t_hq_bm b where t.bum = b.bumenbm(+)

--右连接
--select * from t_hq_ryxx a right join t_hq_bm b on a.bum = b.bumenbm;
--select * from T_HQ_RYXX t,t_hq_bm b where t.bum(+)= b.bumenbm

--全连接
--select * from t_hq_ryxx a full join t_hq_bm b on a.bum = b.bumenbm;

select * from T_HQ_RYXX t,t_hq_bm b where t.bum= b.bumenbm(+)

原文地址:https://www.cnblogs.com/shadowduke/p/4922031.html