Window下mysql环境配置问题整理
参考如下链接。
启动服务错误信息
管理员模式打开cmd
mysqld install
net start mysql
MYSql服务正在启动
MYSql服务无法启动
解决办法
删除mysql安装主目录下的data目录下所有文件
mysqld --initialize --console
C:\WINDOWS\system32> mysqld --initizlize --console
mysqld: Can't change dir to 'D:\Program Files\mysql-8.0.12-winx64\data\' (OS errno 2 - No such file or directory)
2018-08-17T01:54:27.145772Z 0 [System] [MY-010116] [Server] D:\Program Files\mysql-8.0.12-winx64\bin\mysqld.exe (mysqld 8.0.12) starting as process 17876
2018-08-17T01:54:27.148482Z 0 [Warning] [MY-010091] [Server] Can't create test file D:\Program Files\mysql-8.0.12-winx64\data\DESKTOP-SET72RE.lower-test
2018-08-17T01:54:27.148571Z 0 [Warning] [MY-010091] [Server] Can't create test file D:\Program Files\mysql-8.0.12-winx64\data\DESKTOP-SET72RE.lower-test
2018-08-17T01:54:27.149798Z 0 [ERROR] [MY-010172] [Server] failed to set datadir to D:\Program Files\mysql-8.0.12-winx64\data\
2018-08-17T01:54:27.169994Z 0 [ERROR] [MY-010119] [Server] Aborting
2018-08-17T01:54:27.172048Z 0 [System] [MY-010910] [Server] D:\Program Files\mysql-8.0.12-winx64\bin\mysqld.exe: Shutdown complete (mysqld 8.0.12) MySQL Community Server - GPL.
如上述报错的话，加上user，并记录初始密码
mysqld --initialize --user=root --console
C:\WINDOWS\system32>mysqld --initialize --user=root --console
2018-08-17T03:06:51.636920Z 0 [System] [MY-013169] [Server] D:\Program Files\mysql-8.0.12-winx64\bin\mysqld.exe (mysqld 8.0.12) initializing of server in progress as process 7832
2018-08-17T03:06:54.218851Z 5 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: yacuOdqg/6Mn
2018-08-17T03:06:55.288246Z 0 [System] [MY-013170] [Server] D:\Program Files\mysql-8.0.12-winx64\bin\mysqld.exe (mysqld 8.0.12) initializing of server has completed
安装服务
mysqld install
C:\WINDOWS\system32>mysqld install
Service successfully installed.
启动服务
net start mysql
C:\WINDOWS\system32>net start mysql
MySQL 服务正在启动 .
MySQL 服务已经启动成功。
登陆系统
如登陆不上，需要运行net stop mysql,
然后重新运行下mysqld --initialize --user=root --console
mysql -u root -p
C:\WINDOWS\system32>mysql -u root -p
Enter password: ************
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 8
Server version: 8.0.12
Copyright (c) 2000, 2018, 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>
修改密码
ALTER USER 'root'@'localhost' IDENTIFIED BY 'fjdoe13232';
mysql执行语句一定要以;结尾。切记。
mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'fjdoe13232
';
Query OK, 0 rows affected (0.11 sec)
常用命令
show databases;
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.01 sec)
mysql>
create database 数据库;
mysql> create database ustest;
Query OK, 1 row affected (0.03 sec)
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
| ustest |
+--------------------+
5 rows in set (0.00 sec)
mysql> use ustest;
Database changed
以上是简单环境配置。