在Postgresql中,当插入带有on conflict和returning子句的行时,会返回什么?插入的行?插入前的行?如果没有插入行怎么办?insert into teston conflict do nothing和下面的语句... on conflict (...) do update ... returning ...values (:id, :name)
on confli
我正在使用全文扩展默认的WordPress搜索,并有一个如下所示的SQL查询 MATCH (wp_posts.post_title, wp_posts.post_content) AGAINST ('"string" @4' IN BOOLEAN MODE) AS p_score,
MATCH (wp_postmeta.meta_value) AGAINST ('"string" @4' IN BOOLEAN MODE) AS