python运行实例（demo_python_mysql_update

代码示例：（标识：demo_python_mysql_update_escape）

demo_python_mysql_update_escape.py

import mysql.connector

mydb = mysql.connector.connect(
  host="localhost",
  user="myusername",
  passwd="mypassword",
  database="mydatabase"
)

mycursor = mydb.cursor()

sql = "UPDATE customers SET address = %s WHERE address = %s"
val = ("Valley 345", "Canyon 123")

mycursor.execute(sql, val)

mydb.commit()

print(mycursor.rowcount, "record(s) affected")

运行结果：