oracle查询语句 select a||','||b||','||c from table where a in('m

oracle 子查询:select *,(select account from t_ps_member m where select ** from A where A.id in (select id from B where ****) SQL语句理解 select * from B where (select count(1) as num from A SQL 语句 "SELECT * FROM {{table}} WHERE `fleet_end_time` oracle查询一个表,select * from a 所有的字段都是浮点型,想保留3个小数,怎么写语句? delete from A where a_id in (select id from B where b_id in select * into b from a where 11 select A,B,C,D=(select count(*) from 表 where c=a.a and b=a.b 查询语句select * from mzcfmx where to_date(rq,'yyyymmdd') betwee insert into a select * from b 和select * into a from b 这两个语句是 select A.a,b,c,d from A,B where A.a=B.a and f='1' SQL语句SELECT*FORM TABLE-A WHERE name LIKE‘-mation‘ 的功能?