執(zhí)行以下腳本的時(shí)候請(qǐng) 先備份數(shù)據(jù)庫(kù)!文本存放的新聞?wù)淖侄尾豢捎茫?/p>
新聞?wù)淖侄巫鳛?span style="color: rgb(255, 0, 0);">主表的情況用以下語(yǔ)句:
update phome_ecms_news set titlepic =concat(replace(SUBSTRING_INDEX(SUBSTRING_INDEX(newstext, 'src=', -1),'.gif',1),'"',''),'.gif') where newstext like '%.gif%' and titlepic='';
update phome_ecms_news set titlepic =concat(replace(SUBSTRING_INDEX(SUBSTRING_INDEX(newstext, 'src=', -1),'.jpg',1),'"',''),'.gif') where newstext like '%.jpg%' and titlepic='';
update phome_ecms_news set titlepic =concat(replace(SUBSTRING_INDEX(SUBSTRING_INDEX(newstext, 'src=', -1),'.png',1),'"',''),'.png') where newstext like '%.png%' and titlepic='';
新聞?wù)淖侄巫鳛?span style="color: rgb(255, 0, 0);">副表的情況用以下語(yǔ)句:
update [!db.pre!]ecms_news_data_1 a, [!db.pre!]ecms_news b set b.titlepic=concat(replace(SUBSTRING_INDEX(SUBSTRING_INDEX(a.newstext, 'src=', -1),'.gif',1),'"',''),'.gif') where a.newstext like '%.gif%' and b.titlepic='' and a.id=b.id;
update [!db.pre!]ecms_news_data_1 a, [!db.pre!]ecms_news b set b.titlepic=concat(replace(SUBSTRING_INDEX(SUBSTRING_INDEX(a.newstext, 'src=', -1),'.jpg',1),'"',''),'.jpg') where a.newstext like '%.jpg%' and b.titlepic='' and a.id=b.id;
update [!db.pre!]ecms_news_data_1 a, [!db.pre!]ecms_news b set b.titlepic=concat(replace(SUBSTRING_INDEX(SUBSTRING_INDEX(a.newstext, 'src=', -1),'.png',1),'"',''),'.png') where a.newstext like '%.png%' and b.titlepic='' and a.id=b.id;
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轉(zhuǎn)載請(qǐng)注明: 帝國(guó)CMS批量提取新聞?wù)膬?nèi)容的第一張圖片作為標(biāo)題縮略圖的SQL語(yǔ)句