【CentOS 7MySQL经常使用操做2】，链接MySQL#180112

hellopasswd

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链接MySQL

• mysql -uroot -p123
• mysql -uroot -p123 -h127.0.0.1 -P3306
• mysql -uroot -p123 -S/tmp/mysql.sock
• mysql -uroot -p123 -e "show databases"

使用本地ip指定端口链接mysql

[root@localhost ~]# /usr/local/mysql/bin/mysql -uroot -p123 -h127.0.0.1 -P3306
Warning: Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.6.36 MySQL Community Server (GPL)

Copyright (c) 2000, 2017, 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> quit
Bye

使用socket协议链接mysql

[root@localhost ~]# /usr/local/mysql/bin/mysql -uroot -p123 -S/tmp/mysql.sock
Warning: Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 4
Server version: 5.6.36 MySQL Community Server (GPL)

Copyright (c) 2000, 2017, 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> quit
Bye

查看mysql库

[root@localhost ~]# /usr/local/mysql/bin/mysql -uroot -p123 -e "show databases"
Warning: Using a password on the command line interface can be insecure.
+--------------------+
| Database           |
+--------------------+
| information_schema |
| mysql              |
| performance_schema |
| test               |
+--------------------+

用于监控mysql链接数

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修改于 180112