GRANT SELECT (column1, column2), UPDATE (column1, column2) ON table_name TO user_or_role;使用视图进行权限控制：可以使用 CREATE VIEW 语句创建视图，并使用 GRANT 和 REVOKE 语句对视图进行权限控制，如：CREATE VIEW view_name AS SELECT column1, column2 FROM table_name;GRANT SELECT ON view_name...
grant all on database 数据库名 to 用户名; #授权可操作的模式和权限 -- 授权 grant select on all tables in schema public to 用户名; -- 授权 GRANT ALL ON TABLE public.user TO mydata; GRANT SELECT, UPDATE, INSERT, DELETE ON TABLE public.user TO mydata_dml; GRANT SELECT ON TABLE public...
select * from info where exists (select * from depart where id=5); select * from info where not exists (select * from depart where id=5); select * from info where > 1; select * from (select * from info where id>2) as T where age > 10; select * from (select * from info w...
grant all on database 数据库名 to 用户名;#授权可操作的模式和权限--授权 grant select on all tablesinschemapublicto 用户名;--授权GRANTALLONTABLEpublic.userTOmydata;GRANTSELECT,UPDATE,INSERT,DELETEONTABLEpublic.userTOmydata_dml;GRANTSELECTONTABLEpublic.userTOmydata_qry; 删除账号 代码语言:javascript ...
grant create session to qcm; --授予允许登陆 grant unlimited tablespace to gzu_view; --授予表空间权限,用户使用表空间的权限 grant select on gzu.COLLEGE_VIEW to gzu_view;--授予指定表查询权限 grant create table to zhangsan;//授予创建表的权限 ...
postgres=# \h grant 命令: GRANT 描述: 定义存取权限 语法: GRANT { { SELECT | INSERT | UPDATE | DELETE | TRUNCATE | REFERENCES | TRIGGER } [, ...] | ALL [ PRIVILEGES ] } ---省略--- 来来来,继续操作 用户(角色)user1: 使用alter user 对用户进行更新: ...
grant select on tables to public; --在schema为yuzhenchao上创建的任何表默认公开select权限 alter default privileges in schema yuzhenchao grant select on tables to public; --由yuzhenchao用户创建的任何表默认公开select权限 alter default privileges for role yuzhenchao grant select on tables to public; ...
GRANT 命令的基本语法如下: GRANT privilege[,...]ONobject[,...]TO{PUBLIC|GROUPgroup|username} privilege − 值可以为:SELECT,INSERT,UPDATE,DELETE, RULE,ALL。 object − 要授予访问权限的对象名称。可能的对象有: table, view,sequence。 PUBLIC − 表示所有用户。
GRANT { { SELECT | INSERT | UPDATE | DELETE | RULE | REFERENCES | TRIGGER } [,...] | ALL [ PRIVILEGES ] } ON [ TABLE ] table_name [, ...] TO { username | GROUP group_name | PUBLIC } [, ...] [ WITH GRANT OPTION ] GRANT { { CREATE | TEMPORARY | TEMP } [,...] |...
View Code 授权,定义访问权限 GRANT{ {SELECT|INSERT|UPDATE|DELETE|TRUNCATE|REFERENCES|TRIGGER}[, ...]|ALL[PRIVILEGES]}ON{[TABLE]table_name[, ...]|ALLTABLESINSCHEMAschema_name[, ...]}TOrole_specification[, ...][WITH GRANT OPTION]