select a from dbo.A where c=1 intersect selcet b from dbo.B
SELECT name FROM [BookStore].[dbo].[user] WHERE userid=?AND
select A,B,C,D=(select count(*) from 表 where c=a.a and b=a.b
select A.a,b,c,d from A,B where A.a=B.a and f='1'
select * into b from a where 11
SQL语句理解 select * from B where (select count(1) as num from A
select ** from A where A.id in (select id from B where ****)
select distinct A.* from A,B where A.id = B.g_id and A.fwzid
select * from a union select * from b 能详细说下么
delete from A where a_id in (select id from B where b_id in
select count(*) from v$process a,v$session b where a.addr =
sql中怎么实现多个like条件的过滤,select b.a from b where b.c like ();
vb 如select * from a where b=' "+###1+" '的语句怎么写才可以筛选两个词