Python和MySQL - 删除记录示例

Python使用c.execute(q)函数从表格中删除记录，其中c是光标，而q是要执行的delete查询。

语法

# execute SQL query using execute() method.
cursor.execute(sql)

cursor.commit()

# get the record count updated
print(mycursor.rowcount, "record(s) affected")

示例

尝试以下示例以在表格中插入记录 -

复制并粘贴以下示例为mysql_example.ty -

#!/usr/bin/python

import MySQLdb

# Open database connection
db = MySQLdb.connect("localhost","root","root@123", "TUTORIALS")

# prepare a cursor object using cursor() method
cursor = db.cursor()

sql = "Delete from tutorials_tbl where tutorial_id = 2"

# execute SQL query using execute() method.
cursor.execute(sql)

db.commit()

# get the record count updated
print(cursor.rowcount, " record(s) affected")

# disconnect from server
db.close()

输出

使用python执行mysql_example.py脚本并验证输出。

1 record(s) affected