Oracle查出所有主表或从表
--查出所有从表
select
/*+ INDEX(sys.con$,I_CON1) */
OWNER
,CONSTRAINT_NAME
,CONSTRAINT_TYPE
,TABLE_NAME
,R_OWNER
,R_CONSTRAINT_NAME
from ALL_CONSTRAINTS T
where T.OWNER = SYS.LOGIN_USER
and T.CONSTRAINT_TYPE = 'R'
and T.R_CONSTRAINT_NAME in
(select CONSTRAINT_NAME
from ALL_CONSTRAINTS
where CONSTRAINT_TYPE in ('P', 'U')
and TABLE_NAME = 'MESSAGE');
--查出所有主表
select
/*+ INDEX(sys.con$,I_CON1) */
OWNER
,CONSTRAINT_NAME
,CONSTRAINT_TYPE
,TABLE_NAME
,R_OWNER
,R_CONSTRAINT_NAME
from ALL_CONSTRAINTS T
where T.OWNER = user
and T.CONSTRAINT_TYPE in ('P', 'U')
and T.CONSTRAINT_NAME in
(select ALL_CONS.R_CONSTRAINT_NAME
from SYS.ALL_CONSTRAINTS ALL_CONS
where ALL_CONS.CONSTRAINT_TYPE in ('R', 'U')
and ALL_CONS.TABLE_NAME = 'MODEL_FILE');
