MySQL 查询创建用户并授予权限
mysqlmysqli database更新于 2024/12/7 5:00:17
要创建用户并授予权限,语法如下 −
create database yourDatabaseName DEFAULT CHARACTER SET utf8; create user `yourUserName` identified by yourPassword; GRANT SELECT ON yourDatabaseName .* TO `yourUserName`; GRANT INSERT ON yourDatabaseName .* TO `yourUserName`; GRANT UPDATE ON yourDatabaseName .* TO `yourUserName`; GRANT DELETE ON yourDatabaseName .* TO `yourUserName`; GRANT EXECUTE ON yourDatabaseName .* TO `yourUserName`;
这是创建用户并授予权限的查询 −
mysql> create database demo_app DEFAULT CHARACTER SET utf8; Query OK, 1 row affected, 1 warning (0.00 sec) mysql> create user `John_123` identified by '123456'; Query OK, 0 rows affected (0.00 sec) mysql> GRANT SELECT ON demo.* TO `John_123`; Query OK, 0 rows affected (0.00 sec) mysql> GRANT INSERT ON demo.* TO `John_123`; Query OK, 0 rows affected (0.00 sec) mysql> GRANT UPDATE ON demo.* TO `John_123`; Query OK, 0 rows affected (0.00 sec) mysql> GRANT DELETE ON demo.* TO `John_123`; Query OK, 0 rows affected (0.00 sec) mysql> GRANT EXECUTE ON demo.* TO `John_123`; Query OK, 0 rows affected (0.00 sec)
让我们显示上述用户的所有授权:
mysql> show grants for `John_123`;
这将产生以下输出 −
+-----------------------------------------------------------------------------+ | Grants for John_123@% | +-----------------------------------------------------------------------------+ | GRANT USAGE ON *.* TO `John_123`@`%` | | GRANT SELECT, INSERT, UPDATE, DELETE, EXECUTE ON `demo`.* TO `John_123`@`%` | +-----------------------------------------------------------------------------+ 2 rows in set (0.00 sec)
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mysql 参考教程 - 该教程包含有关 mysql 的更多信息:https://www.cainiaomax.com/mysql/

