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testDB.py
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testDB.py
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#!/usr/bin/python
# -*- coding:utf8 -*-
import MySQLdb
'''
DROP TABLE IF EXISTS EMPLOYEE
CREATE TABLE EMPLOYEE (
FIRST_NAME CHAR(20) NOT NULL,
LAST_NAME CHAR(20),
AGE INT,
SEX CHAR(1),
INCOME FLOAT )
INSERT INTO EMPLOYEE(FIRST_NAME,
LAST_NAME, AGE, SEX, INCOME)
VALUES ('Mac', 'Mohan', 20, 'M', 2000)
SELECT * FROM EMPLOYEE WHERE INCOME > 1000
UPDATE EMPLOYEE SET AGE = AGE + 1 WHERE SEX = M "
DELETE FROM EMPLOYEE WHERE AGE > 20
'''
# 打开数据库连接
db = MySQLdb.connect("localhost", "root", "0", "Test", charset='utf8')
# 使用cursor()方法获取操作游标
cursor = db.cursor()
# 如果数据表已经存在使用 execute() 方法删除表。
cursor.execute("show databases;")
# # 创建数据表SQL语句
# sql = """CREATE TABLE EMPLOYEE (
# FIRST_NAME CHAR(20) NOT NULL,
# LAST_NAME CHAR(20),
# AGE INT,
# SEX CHAR(1),
# INCOME FLOAT )"""
#
# sql = """INSERT INTO EMPLOYEE(FIRST_NAME,
# LAST_NAME, AGE, SEX, INCOME)
# VALUES ('Mac', 'Mohan', 20, 'M', 2000)"""
#
# sql = "SELECT * FROM EMPLOYEE \
# WHERE INCOME > '%d'" % (1000)
# 使用 fetchone() 方法获取一条数据
data = cursor.fetchall()
print data
# cursor.execute(sql)
# 关闭数据库连接
db.close()