一、(dos下)数据库的创建、删除、查看和使用
1.1 普通方式登录后再使用数据库
1 Microsoft Windows [版本 6.1.7601] 2 版权所有 (c) 2009 Microsoft Corporation。保留所有权利。 3 4 C:\Users\Dell>cd c:\ 5 6 c:\>d: 7 8 D:\>cd D:\Program Files\MySQL\MySQL Server 5.0\bin 9 10 D:\Program Files\MySQL\MySQL Server 5.0\bin>mysql -uroot -p 11 Enter password: **** 12 Welcome to the MySQL monitor. Commands end with ; or \g. 13 Your MySQL connection id is 3 14 Server version: 5.0.45-community-nt MySQL Community Edition (GPL) 15 16 Type 'help;' or '\h' for help. Type '\c' to clear the buffer. 17 18 mysql> --1.创建数据库 19 mysql> create database if not exists hollydata; 20 Query OK, 1 row affected (0.05 sec) 21 22 mysql> --2.查看数据库 23 mysql> show databases; 24 +--------------------+ 25 | Database | 26 +--------------------+ 27 | information_schema | 28 | hollydata | 29 | mysql | 30 | test | 31 +--------------------+ 32 4 rows in set (0.00 sec) 33 34 mysql> --3.删除数据库 35 mysql> drop database if exists hollydata; 36 Query OK, 0 rows affected (0.31 sec) 37 38 mysql> --4.查看数据库 39 mysql> show databases; 40 +--------------------+ 41 | Database | 42 +--------------------+ 43 | information_schema | 44 | mysql | 45 | test | 46 +--------------------+ 47 3 rows in set (0.00 sec) 48 49 mysql> --5.使用数据库(也就是数据的切换) 50 mysql> use test 51 Database changed 52 mysql>