• 数据库的设置及其初始密码


    Microsoft Windows [版本 10.0.14393]
    (c) 2016 Microsoft Corporation。保留所有权利。

    C:UsersAdministrator>net start mysql
    服务名无效。

    请键入 NET HELPMSG 2185 以获得更多的帮助。


    C:UsersAdministrator>D:

    D:>cd D:MySQlin

    D:MySQlin>mysql -uroot -p
    Enter password:
    Welcome to the MySQL monitor. Commands end with ; or g.
    Your MySQL connection id is 6
    Server version: 5.6.24 MySQL Community Server (GPL)

    Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.

    Oracle is a registered trademark of Oracle Corporation and/or its
    affiliates. Other names may be trademarks of their respective
    owners.

    Type 'help;' or 'h' for help. Type 'c' to clear the current input statement.

    mysql> use mysql
    Database changed
    mysql> update user set password=password("123456")where user="root"
    -> ;
    Query OK, 3 rows affected (0.00 sec)
    Rows matched: 3 Changed: 3 Warnings: 0

    mysql> flush privileges;
    Query OK, 0 rows affected (0.00 sec)

    mysql> quit
    Bye

    D:MySQlin>mysql -uroot -p
    Enter password: ******
    Welcome to the MySQL monitor. Commands end with ; or g.
    Your MySQL connection id is 7
    Server version: 5.6.24 MySQL Community Server (GPL)

    Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.

    Oracle is a registered trademark of Oracle Corporation and/or its
    affiliates. Other names may be trademarks of their respective
    owners.

    Type 'help;' or 'h' for help. Type 'c' to clear the current input statement.

    mysql> create database aaa;
    Query OK, 1 row affected (0.00 sec)

    mysql> show databses
    -> ;
    ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'databses' at line 1
    mysql> show databases;
    +--------------------+
    | Database |
    +--------------------+
    | information_schema |
    | aaa |
    | mysql |
    | performance_schema |
    +--------------------+
    4 rows in set (0.01 sec)

    mysql> drop database aaa;
    Query OK, 0 rows affected (0.02 sec)

    mysql> user aaa;
    ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'user aaa' at line 1
    mysql>

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  • 原文地址:https://www.cnblogs.com/yangshuyuan1009/p/10118447.html
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