sys用戶查詢ww用戶創建的表(已經commited)
select * from ww.wwTable;
普通用戶lisi查詢ww用戶的表
grant select on wwTable to lisi;
select * from ww.wwTable;
對象授權操作
grant insert on wwTable to lisi; grant all on wwTable to lisi;
撤銷授權操作
revoke all on wwTable from wwTable;
將表中某些列權限授予用戶(只有更新和插入)
grant update(name) on wwTable to lisi;
grant insert(id) on wwTable to lisi;
測試: update ww.wwTable set name = 'sss' where id = 5;
查詢列權限
select 8 from user_con_privs;