mysql UPDATE 数据与目标数据相同 返回0
伊谢尔伦
伊谢尔伦 2017-04-17 13:39:05
0
1
685

mysql 当UPDATE 数据与目标数据相同 返回0 那这样我确定他是因为其它错误还是因为数据相同更新不成功!

伊谢尔伦
伊谢尔伦

小伙看你根骨奇佳,潜力无限,来学PHP伐。

reply all(1)
左手右手慢动作

This return value indicates the number of affected rows. If it is 0, it means that there is no data update, but the SQL statement is executed successfully. If there is an error, there will be an error value

Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template
About us Disclaimer Sitemap
php.cn:Public welfare online PHP training,Help PHP learners grow quickly!