SELECT USER_CONS_COLUMNS.CONSTRAINT_NAME AS 约束名, USER_CONS_COLUMNS.TABLE_NAME AS 子表名, USER_CONS_COLUMNS.COLUMN_NAME AS 子表列名, USER_CONS_COLUMNS.POSITION AS 位置, USER_INDEXES.TABLE_NAME AS 主表名, USER_IND_COLUMNS.COLUMN_NAME AS 主表列名 FROM USER_CONSTRAINTS JOIN USER_CONS_COLUMNS ON (USER_CONSTRAINTS.CONSTRAINT_NAME = USER_CONS_COLUMNS.CONSTRAINT_NAME) JOIN USER_INDEXES ON (USER_CONSTRAINTS.R_CONSTRAINT_NAME = USER_INDEXES.INDEX_NAME) JOIN USER_IND_COLUMNS ON (USER_INDEXES.INDEX_NAME = USER_IND_COLUMNS.INDEX_NAME) WHERE CONSTRAINT_TYPE = 'R' and USER_INDEXES.TABLE_NAME = 'USERS'
ORACLE 查看某个表的主外键关系
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转载自sjeveryday.iteye.com/blog/1855210
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