如何通过index.php实现网站高效长尾关键词优化？

本文共计93个文字，预计阅读时间需要1分钟。

sqlINSERT INTO de_name (SELECT * FROM de_user WHERE username IN (SELECT username FROM de_user GROUP BY username HAVING COUNT(*)=1) AND id NOT IN (SELECT MIN(id) FROM de_user GROUP BY username HAVING COUNT(*)=1))DELETE FROM tg_wiki WHERE a.*

index.php

insert into de_name( SELECT * FROM de_user WHERE username IN ( SELECT username FROM de_user GROUP BY username HAVING count(*) > 1 ) AND id not IN ( SELECT min(id) FROM de_user GROUP BY username HAVING count(*) > 1 ) ) delete a.* from tg_wiki_products a, tg_products b where a.product_id = b.product_id ;