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oracle怎么查询角色
查询方法:1、用“select*from dba_roles;”可查看所有角色;2、用“select*from dba_role_privs;”或“select * from user_role_privs;”可查看当前用户所拥有的角色。本
查询方法:1、用“select*from dba_roles;”可查看所有角色;2、用“select*from dba_role_privs;”或“select * from user_role_privs;”可查看当前用户所拥有的角色。本