postgresql-【运维相关】删用户
删除用户,用户拥有对象或权限
db1=# drop role user1;
ERROR: role "user1" cannot be dropped because some objects depend on it
DETAIL: privileges for column oid of table pg_proc
privileges for column proname of table pg_proc
......
方法一:权限转移
db1=# REASSIGN OWNED BY user1 TO user4;
REASSIGN OWNED
方法二:删除所有依赖此用户的对象、权限
db1=# drop OWNED BY user1;
DROP OWNED
方法三:回收权限
revoke ALL ON ALL TABLES in schema public FROM user1;
revoke ALL ON ALL FUNCTIONS in schema public FROM user1;
revoke ALL ON ALL SEQUENCES in schema public FROM user1;
拓展一点点~~
1、删之前最好nologin一段时间
2、删之前确认下此用户下有哪些表:
pg_tables where tableowner = ''
3、有哪些权限:
information_schema.table_privileges
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