命令行建立Mysql数据库的实例
发布时间：2022-06-29 18:36:41 所属栏目：编程 来源：互联网
导读：建立数据库我们可以很多的方式来创建了,小编来为各位介绍使用命令行建立Mysql数据库的例子,希望例子对各位有帮助,命令行下建立不同字符集的数据库、删除数据库: [root@lamp ~]# /usr/local/mysql/bin/mysql -uroot -padmin123 Warning: Using a password on
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建立数据库我们可以很多的方式来创建了,小编来为各位介绍使用命令行建立Mysql数据库的例子,希望例子对各位有帮助,命令行下建立不同字符集的数据库、删除数据库: [root@lamp ~]# /usr/local/mysql/bin/mysql -uroot -p'admin123' 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: 5.6.16 Source distribution Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved. mysql> create database byrd_default; #建议一个叫做byrd_default的数据库 Query OK, 1 row affected (0.08 sec) mysql> show databases like 'byrd%'; #查看以byrd开头的数据库， +------------------+ | Database (byrd%) | +------------------+ | byrd_default | +------------------+ 1 row in set (0.00 sec) mysql> show create database byrd_default; #查看系统建立byrd_default命令，byrd_default默认编码是utf8，因为我编译mysql的时候设置的默认编码为utf8 +--------------+-----------------------------------------------------------------------+ | Database | Create Database | +--------------+-----------------------------------------------------------------------+ | byrd_default | CREATE DATABASE `byrd_default` /*!40100 DEFAULT CHARACTER SET utf8 */ | +--------------+-----------------------------------------------------------------------+ 1 row in set (0.00 sec) mysql> create database gbk default character set gbk collate gbk_chinese_ci; #建立一个名字叫做gbk，编码方式是gbk的数据库 Query OK, 1 row affected (0.00 sec) mysql> show create database gbk; +----------+-------------------------------------------------------------+ | Database | Create Database | +----------+-------------------------------------------------------------+ | gbk | CREATE DATABASE `gbk` /*!40100 DEFAULT CHARACTER SET gbk */ | +----------+-------------------------------------------------------------+ 1 row in set (0.00 sec) mysql> show databases; #所有数据库表 +--------------------+ | Database | +--------------------+ | information_schema | | byrd_default | | gbk | | gbk1 | | gbk2 | | gbk3 | | gbk4 | | mysql | | performance_schema | | test | | ultrax | +--------------------+ 11 rows in set (0.00 sec) mysql> drop database gbk1; #删除名字为gbk1的数据库 Query OK, 0 rows affected (0.19 sec) --phpfensi.com mysql> drop database gbk2; Query OK, 0 rows affected (0.00 sec) mysql> drop database gbk3; Query OK, 0 rows affected (0.00 sec) mysql> drop database gbk4; Query OK, 0 rows affected (0.01 sec) mysql> show databases; +--------------------+ | Database | +--------------------+ | information_schema | | byrd_default | | gbk | | mysql | | performance_schema | | test | | ultrax | +--------------------+ 7 rows in set (0.00 sec) mysql> drop database if exists byrd_default; #如果byrd_default的数据库存在则删除，如果不存在则提示警告 Query OK, 0 rows affected (0.00 sec) mysql> show databases; +--------------------+ | Database | +--------------------+ | information_schema | | gbk | | mysql | | performance_schema | | test | | ultrax | +--------------------+ 6 rows in set (0.00 sec) mysql>。 （编辑：广西网） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |
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