當我們做大型網站時候,數據量通常也比較龐大,如果我們想修改所有新聞內容中包含的某個詞,或者某個圖片,甚至是某個符號時,我們如果手動來更新,不太現實,那我們可以用批量替換操作mysql,以下語句站長新測無誤,可直接復制替換關鍵值字段;
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update bole_diy_article set content= replace(content, '/uploads/image/zimeiti/自媒體', '/uploads/image/zimeiti/zimeiti');
where id >= 100;
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update yunu_content set pic= replace(pic, '/uploads/', 'http://img.bolewangluo.cn/uploads/');
update yunu_diy_article set content= replace(content, '/uploads/', 'http://img.bolewangluo.cn/uploads/');
update yunu_diy_image set content= replace(content, '/uploads/', 'http://img.bolewangluo.cn/uploads/');
update yunu_diy_image set piclist= replace(piclist, '/uploads/', 'http://img.bolewangluo.cn/uploads/');
update yunu_diy_product set piclist= replace(piclist, '/uploads/', 'http://img.bolewangluo.cn/uploads/');
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注意事項:
1、bole_diy_article為mysql數據庫表
2、content為bole_diy_article表中的字段
3、/uploads/image/zimeiti/自媒體為content字段中要替換的內容
4、/uploads/image/zimeiti/zimeiti為content字段中替換后的內容
5、where id >= 100為要替換內容id的范圍,不寫則為全部數據替換
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update mb118_content set pic= replace(pic, 'http://img.bolewangluo.cn/uploads/', 'https://www.bolewangluo.cn/uploads/');
update mb118_diy_article set content= replace(content, 'http://img.bolewangluo.cn/uploads/', 'https://www.bolewangluo.cn/uploads/');
update mb118_diy_image set content= replace(content, 'http://img.bolewangluo.cn/uploads/', 'https://www.bolewangluo.cn/uploads/');
update mb118_diy_image set piclist= replace(piclist, 'http://img.bolewangluo.cn/uploads/', 'https://www.bolewangluo.cn/uploads/');
update mb118_diy_product set piclist= replace(piclist, 'http://img.bolewangluo.cn/uploads/', 'https://www.bolewangluo.cn/uploads/');
update mb118_banner set pic= replace(pic, 'http://img.bolewangluo.cn/uploads/', 'https://www.bolewangluo.cn/uploads/');
update mb118_block set content= replace(content, 'http://img.bolewangluo.cn/uploads/', 'https://www.bolewangluo.cn/uploads/');
update mb118_category set pic= replace(pic, 'http://img.bolewangluo.cn/uploads/', 'https://www.bolewangluo.cn/uploads/');
*注* Logo單獨手動修改,注意字段名稱mb118 or yunu
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