UPDATE SQL表问题

Question

i have some issues with this sql 我对此SQL有一些问题

UPDATE `rate` FROM `dv_post` SET `rate`=1 WHERE `id` = 9

The response : 响应：

You have an error in your SQL syntax; 您的SQL语法有误； check the manual that corresponds to your MySQL server version for the right syntax to use near 检查与您的MySQL服务器版本相对应的手册，以在附近使用正确的语法
'FROM dv_post SET rate =1 WHERE id = 9' at line 2' 'FROM dv_post SET rate = 1 WHERE id = 9'在第2行'

Answer 1

更新语句没有FROM子句

UPDATE `dv_post` SET `rate`=1 WHERE `id` = 9

Answer 2

The syntax of your update query is incorrect and shouldn't include the FROM . 更新查询的语法不正确，并且不应包含FROM 。

Try this: 尝试这个：

UPDATE `dv_post` SET `rate`=1 WHERE `id` = 9

UPDATE SQL表问题

问题描述

2 个解决方案

解决方案1
3 2012-12-07 00:28:59

解决方案2
1 已采纳 2012-12-07 00:29:13

UPDATE SQL表问题

问题描述

2 个解决方案

解决方案1 3 2012-12-07 00:28:59

解决方案2 1 已采纳 2012-12-07 00:29:13

解决方案1
3 2012-12-07 00:28:59

解决方案2
1 已采纳 2012-12-07 00:29:13