GRANT

功能描述

GRANT用于授予一个或多个角色的权限。

注意事项

本章节只包含dolphin新增的语法，原openGauss的语法未做删除和修改。 增加ALTER ROUTINE、CREATE ROUTINE、CREATE TEMPORARY TABLES、CREATE USER、CREATE TABLESPACE、INDEX权限

语法格式

• 新增ALTER ROUTINE权限

与function和procedure的alter权限基本一致

修改后的语法说明为：

GRANT { { EXECUTE | ALTER ROUTINE | ALTER | DROP | COMMENT } [, ...] | ALL [ PRIVILEGES ] }
ON {FUNCTION {function_name ( [ {[ argmode ] [ arg_name ] arg_type} [, ...] ] )} | PROCEDURE {proc_name ( [ {[ argmode ] [ arg_name ] arg_type} [, ...] ] )} [, ...] | ALL FUNCTIONS IN SCHEMA schema_name [, ...] | ALL PROCEDURE IN SCHEMA schema_name [, ...] | schema_name.*}
TO { [ GROUP ] role_name | PUBLIC } [, ...]
[ WITH GRANT OPTION ];

• 新增CREATE ROUTINE权限

与CREATE ANY FUNCTION权限基本一致

修改后的语法说明为：

GRANT { CREATE ANY TABLE | ALTER ANY TABLE | DROP ANY TABLE | SELECT ANY TABLE | INSERT ANY TABLE | UPDATE ANY TABLE |
  DELETE ANY TABLE | CREATE ANY SEQUENCE | CREATE ANY INDEX | CREATE ANY FUNCTION | CREATE ROUTINE | EXECUTE ANY FUNCTION |
  CREATE ANY PACKAGE | EXECUTE ANY PACKAGE | CREATE ANY TYPE } [, ...]
  [ON *.*]
  TO [ GROUP ] role_name [, ...]
  [ WITH ADMIN OPTION ];

• 新增CREATE TEMPORARY TABLES权限

与TEMPORARY权限基本一致

修改后的语法说明为：

GRANT { { CREATE | CONNECT | CREATE TEMPORARY TABLES | TEMPORARY | TEMP | ALTER | DROP | COMMENT } [, ...]
    | ALL [ PRIVILEGES ] }
    ON { DATABASE database_name [, ...] | database_name.* }
    TO { [ GROUP ] role_name | PUBLIC } [, ...]
    [ WITH GRANT OPTION ];

• 新增CREATE USER权限

控制用户创建新用户的权限，与用户的CREATEROLE和 NOCREATEROLE权限基本一致

新增的语法说明为：

GRANT CREATE USER ON *.* TO ROLE_NAME;

• 新增CREATE TABLESPACE权限

控制用户创建新表空间的权限

新增的语法说明为：

GRANT CREATE TABLESPACE ON *.* TO ROLE_NAME;

• 新增INDEX权限

与CREATE ANY INDEX权限基本一致

修改后的语法说明为：

GRANT INDEX 
  ON *.* 
  TO [ GROUP ] role_name [, ...]
  [ WITH ADMIN OPTION ];

参数说明

N/A

示例

GRANT ALTER ROUTINE ON FUNCTION TEST TO USER_TESTER;

GRANT CREATE ANY FUNCTION TO USER_TESTER;

GRANT CREATE TEMPORARY TABLES ON DATABASE DATABASE_TEST TO USER_TESTER; 

GRANT CREATE USER ON *.* TO USER_TESTER;

GRANT CREATE TABLESPACE ON *.* TO USER_TESTER;

GRANT INDEX TO TEST_USER;

相关链接

GRANT