1、前提
权限：
grant create synonym to scott;
grant create public synonym to scott;
是否创建public同义词
是否把select等权限赋给用户
grant select on scott.emp to hr;
2、创建、删除
create synonym .. for ...
drop synonym ..
网站名称：【学习】SQL基础-017-同义词
网页路径：
http://hxwzsj.com/article/iggcep.html
