mysql纯python客户端

下载纯python的mysql API, https://pypi.python.org/pypi/mysql-connector-python/2.0.4    mysql-connector-python2.0.4

http://dev.mysql.com/doc/connector-python/en/index.html

from __future__ import print_functionfrom decimal import Decimalfrom datetime import datetime, date, timedeltaimport mysql.connector# Connect with the MySQL Servercnx = mysql.connector.connect(user='scott', database='employees')# Get two buffered cursorscurA = cnx.cursor(buffered=True)curB = cnx.cursor(buffered=True)# Query to get employees who joined in a period defined by two datesquery = (  "SELECT s.emp_no, salary, from_date, to_date FROM employees AS e "  "LEFT JOIN salaries AS s USING (emp_no) "  "WHERE to_date = DATE('9999-01-01')"  "AND e.hire_date BETWEEN DATE(%s) AND DATE(%s)")# UPDATE and INSERT statements for the old and new salaryupdate_old_salary = (  "UPDATE salaries SET to_date = %s "  "WHERE emp_no = %s AND from_date = %s")insert_new_salary = (  "INSERT INTO salaries (emp_no, from_date, to_date, salary) "  "VALUES (%s, %s, %s, %s)")# Select the employees getting a raisecurA.execute(query, (date(2000, 1, 1), date(2000, 12, 31)))# Iterate through the result of curAfor (emp_no, salary, from_date, to_date) in curA:  # Update the old and insert the new salary  new_salary = int(round(salary * Decimal('1.15')))  curB.execute(update_old_salary, (tomorrow, emp_no, from_date))  curB.execute(insert_new_salary,               (emp_no, tomorrow, date(9999, 1, 1,), new_salary))  # Commit the changes  cnx.commit()cnx.close()