可以批量提取內(nèi)容第一張圖為標(biāo)題圖，僅供參考，修改之前先備份。
使用方法
后臺(tái)-系統(tǒng)-備份與恢復(fù)數(shù)據(jù)-執(zhí)行sql語(yǔ)句

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='';

記得修改數(shù)據(jù)表名

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