[python]Python操作MySQL

时间：2022-03-14 04:48

【安装】

安装MySQL

安装MySQL不用多说了，下来安装就是，没有特别需要注意的地方。

一个下载地址：点击打开链接

【样例】

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 # coding=utf-8 import MySQLdb #查询数量 def Count(cur): count=cur.execute(‘select * from Student‘) print ‘there has %s rows record‘ % count #插入 def Insert(cur): sql = "insert into Student(ID,Name,Age,Sex)values(%s,%s,%s,%s)" param = (2,‘xiaoming‘,24,‘boy‘) cur.execute(sql,param) #查询 def Select(cur): n = cur.execute("select * from Student") print "------" for row in cur.fetchall(): for r in row: print r print "------" #更新 def Update(cur): sql = "update Student set Name = %s where ID = 2" param = ("xiaoxue") count = cur.execute(sql,param) #删除 def Delete(cur): sql = "delete from Student where Name = %s" param =("xiaoxue") n = cur.execute(sql,param) try: conn=MySQLdb.connect(host=‘localhost‘,user=‘root‘,passwd=‘123456‘,db=‘python‘,port=3306) cur=conn.cursor() #数量 Count(cur) #查询 Select(cur) #插入 Insert(cur) print "插入之后" #查询 Select(cur) #更新 Update(cur) print "更新之后" #查询 Select(cur) #删除 Delete(cur) print "删除之后" #查询 Select(cur) cur.close() conn.close() except MySQLdb.Error,e: print "Mysql Error %d: %s" % (e.args[0], e.args[1])