SELECT * FROM sys_user_role WHERE user_id_ = #{userId} AND role_id_ = #{roleId} SELECT * FROM sys_user_role where tenant_id_ = #{tenantId} ORDER BY user_id_,role_id_ INSERT INTO sys_user_role (user_id_,role_id_) VALUES(#{userId},#{roleId}) DELETE FROM sys_user_role WHERE user_id = #{userId} AND role_id = #{roleId} SELECT * FROM sys_user_role ORDER BY user_id_,role_id_ SELECT COUNT(*) FROM sys_user_role SELECT ur.role_id_ FROM sys_user_role ur left join sys_role r on ur.role_id_ = r.id_ where ur.user_id_ = #{userId} and r.del_flag_ = 0 SELECT r.role_code_ FROM sys_user_role ur left join sys_role r on ur.role_id_ = r.id_ where ur.user_id_ = #{userId} and r.del_flag_ = 0