Python 对mysql数据库的操作
Python 对mysql数据库的操作
#!/usr/bin/python
# -*- coding: utf-8 -*-
import Mysqldb
class mysql:
def __init__(self, sql, host='127.0.0.1', username='root', passWord='root', dbname='dbname'):
self.username = username
self.password = password
self.dbname = dbname
self.sql = sql
self.mysqldb = MySQLdb.connect(host, self.username, self.password, self.dbname, charset="utf8")
# 查询操作
def query(self):
try:
cursor = self.mysqldb.cursor()
cursor.execute(self.sql)
data = cursor.fetchall()
return data
except Exception as e:
print e
# 插入操作
def insert(self):
try:
cursor = self.mysqldb.cursor()
cursor.execute(self.sql)
self.mysqldb.commit()
self.mysqldb.close()
return 'ok'
except Exception as e:
print e
# 删除操作
def delete(self):
try:
cursor = self.mysqldb.cursor()
cursor.execute(self.sql)
self.mysqldb.commit()
self.mysqldb.close()
except Exception as e:
print e
# 修改操作
def update(self):
try:
cursor = self.mysqldb.cursor()
cursor.execute(self.sql)
self.mysqldb.commit()
self.mysqldb.close()
except Exception as e:
print e
if __name__=="__main__":
pass
