一,安裝mysql
如果是windows 用戶,mysql 的安裝非常簡(jiǎn)單,直接下載安裝文件,雙擊安裝文件一步一步進(jìn)行操作即可。
Linux 下的安裝可能會(huì)更加簡(jiǎn)單,除了下載安裝包進(jìn)行安裝外,一般的linux 倉(cāng)庫(kù)中都會(huì)有mysql ,我們只需要通過(guò)一個(gè)命令就可以下載安裝:
Ubuntu/deepin
>>sudo apt-get install mysql-server >>Sudo apt-get install mysql-client
centOS/redhat
>>yum install mysql
二,安裝MySQL-python
要想使python可以操作mysql 就需要MySQL-python驅(qū)動(dòng),它是python 操作mysql必不可少的模塊。
下載地址:https://pypi.python.org/pypi/MySQL-python/
下載MySQL-python-1.2.5.zip 文件之后直接解壓。進(jìn)入MySQL-python-1.2.5目錄:
>>python setup.py install
三,測(cè)試
測(cè)試非常簡(jiǎn)單,檢查MySQLdb 模塊是否可以正常導(dǎo)入。
fnngj@fnngj-H24X:~/pyse$ python Python 2.7.4 (default, Sep 26 2013, 03:20:56) [GCC 4.7.3] on linux2Type "help", "copyright", "credits" or "license" for more information.>>> import MySQLdb
沒(méi)有報(bào)錯(cuò)提示MySQLdb模塊找不到,說(shuō)明安裝OK ,下面開(kāi)始使用python 操作數(shù)據(jù)庫(kù)之前,我們有必要來(lái)回顧一下mysql的基本操作:
四,mysql 的基本操作
$ mysql -u root -p (有密碼時(shí)) $ mysql -u root (無(wú)密碼時(shí))
mysql> show databases; // 查看當(dāng)前所有的數(shù)據(jù)庫(kù)+--------------------+| Database      |+--------------------+| information_schema || csvt        || csvt04       || mysql       || performance_schema || test        |+--------------------+6 rows in set (0.18 sec)mysql> use test;  //作用與test數(shù)據(jù)庫(kù)Database changedmysql> show tables;  //查看test庫(kù)下面的表Empty set (0.00 sec)//創(chuàng)建user表,name 和password 兩個(gè)字段mysql> CREATE TABLE user (name VARCHAR(20),password VARCHAR(20)); Query OK, 0 rows affected (0.27 sec)//向user表內(nèi)插入若干條數(shù)據(jù)mysql> insert into user values('Tom','1321');Query OK, 1 row affected (0.05 sec)mysql> insert into user values('Alen','7875');Query OK, 1 row affected (0.08 sec)mysql> insert into user values('Jack','7455');Query OK, 1 row affected (0.04 sec)//查看user表的數(shù)據(jù)mysql> select * from user;+------+----------+| name | password |+------+----------+| Tom | 1321   || Alen | 7875   || Jack | 7455   |+------+----------+3 rows in set (0.01 sec)//刪除name 等于Jack的數(shù)據(jù)mysql> delete from user where name = 'Jack';Query OK, 1 rows affected (0.06 sec)//修改name等于Alen 的password 為 1111mysql> update user set password='1111' where name = 'Alen';Query OK, 1 row affected (0.05 sec)Rows matched: 1 Changed: 1 Warnings: 0//查看表內(nèi)容mysql> select * from user;+--------+----------+| name  | password |+--------+----------+| Tom  | 1321   || Alen  | 1111   |+--------+----------+3 rows in set (0.00 sec)             
新聞熱點(diǎn)
疑難解答
圖片精選