，小弟我有一张表 ，怎么知道哪些表依赖这张表 ，多谢

select u1.CONSTRAINT_NAME, u1.TABLE_NAME as table_, u2.TABLE_NAME as reference_   from user_constraints u1, user_constraints u2   where    u1.constraint_type='R' and  u1.R_CONSTRAINT_NAME = u2.CONSTRAINT_NAME and  u2.table_name='target_table_name'
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参考

SQL code

select u1.CONSTRAINT_NAME, u1.TABLE_NAME as table_, u2.TABLE_NAME as reference_   
from user_constraints u1, user_constraints u2   
where    
u1.constraint_type='R' and  
u1.R_CONSTR……

------解决方案--------------------
SQL code
-- 查询引用父表的所有子表selectc.owner||'.'||c.table_name child_table, c.constraint_name child_constraint_name,(select wm_concat(column_name) from dba_cons_columns  where owner=c.owner and constraint_name=c.constraint_name) child_columns,p.owner||'.'||p.table_name parent_table, p.constraint_name parent_constraint_name,(select wm_concat(column_name) from dba_cons_columns  where owner=p.owner and constraint_name=p.constraint_name) parent_columnsfrom dba_constraints c,dba_constraints pwhere p.owner=c.r_owner and p.constraint_name=c.r_constraint_nameand p.owner='&parent_owner' and p.table_name='&parent_table';