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                ##此章節介紹MYSQL的基礎庫命令 [TOC] ### 1.>連接數據庫 **說明**:連接數據庫的工具有很多,因為是命令章節,本章只講在命令行下如何連接數據庫。 ![](https://box.kancloud.cn/2016-09-08_57d0ee4378f70.png) 如果是MySQL安裝版的環境變量是更改了的,可以在cmd窗口直接輸入,否則需要進到MySQL存放目錄下的bin文件夾: 輸入命令: `mysql -h localhost -u root -p password;` localhost 換成數據庫地址; root 換成數據庫登陸用戶名; password 換成數據庫登陸密碼; 結尾必須以;結束。 ### 2.>顯示、創建與刪除數據庫 說明:創建數據庫別忘了設置utf8還是gbk。 * * * * * 創建數據庫: `create database user charset utf8;` 刪除數據庫: `drop database user;` 顯示數據庫: `show databases;` ### 3.>選擇數據庫 ~~~ use user; ~~~ ### 本章小結 * * * * * `MYSQL -h -u -p `連接數據庫; `SHOW DATABASES;` 顯示數據庫; `CREATE DATABAS DBNAME CHARSET UTF8; `創建數據庫; `USE DBNAME; ` 選則數據庫; `DROP DATABASE DBNAME; `刪除數據庫;
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