时间:2021-07-01 10:21:17 帮助过:6人阅读
1 select cu.* from user_cons_columns cu, user_constraints au where cu.constraint_name = au.constraint_name and au.constraint_type = ‘P‘ and au.table_name = 要查询的表
1 select column_name from user_cons_columns cu, user_constraints au where cu.constraint_name = au.constraint_name and au.constraint_type = ‘U‘ and au.table_name = 要查询的表
1 a) select * from user_constraints c where c.constraint_type = ‘R‘ and c.table_name = 要查询的表
1 b) select * from user_cons_columns cl where cl.constraint_name = 外键名称
1 c) select * from user_cons_columns cl where cl.constraint_name = 外键引用表的键名
1 select t.*,c.COMMENTS from user_tab_columns t,user_col_comments c where t.table_name = c.table_name and t.column_name = c.column_name and t.table_name = 要查询的表 2
Oracle查询表主键、外键
标签:nts 查找 ecc 类型 amp ref 总结 rgb dev