每当用户喜欢该帖子时,就会在t_post_like中创建一个新行,每一行都在post_id列中包含帖子的id。t_post中的like_count字段也将增加1。现在,我们希望使用我在此answer中找到的SQL来更正t_post中的like_count。update p from t_post p inner join select post_id, countsynta
我几分钟前发布了一个问题,得到了这个问题set price_test = (p.PRICE * .6)inner join product_featuredYou have an error in your SQL syntax; check the manual that corresponds to your MySQL server versionfor the right syntax to use near 'from pro
我是否遗漏了我的数据库的设置?WHERE companyId = "0000001"
错误分析过程中发现1处误差。(靠近57号阵地的"FOR“)SELECT * FROM companyTable WHERE companyId = "0000001" FOR LIMIT 0, 30#1064 - You