[分享]分享直接操作数据库提取内容首张图片为标题图片

1、UPDATE phome_ecms_news
       JOIN phome_ecms_news_data_1
       ON phome_ecms_news.id = phome_ecms_news_data_1.id
SET    phome_ecms_news.titlepic = (select reverse(substring(reverse(substring_index(substring(newstext,locate('src=',newstext)+6),'"',1)),2,255)) from phome_ecms_news_data_1 where id=phome_ecms_news.id)
WHERE phome_ecms_news.titlepic='';

2、UPDATE phome_ecms_news SET ispic=1 WHERE titlepic<>'';

仅供参考，修改之前先备份