{"type":"link","version":"1.0","title":"正文分析 VACUUM… · Vacuum at the Page Level | HotDaily","description":"正文分析 VACUUM 如何按三个阶段处理表：第一阶段堆扫描执行 prune、freeze 和收集 dead TIDs（Prune 18 后 pd…","url":"https://hotdaily.top/item/044ac245-9293-4e1b-81a9-d3dbf09c0e6a","provider_name":"HotDaily","provider_url":"https://hotdaily.top","thumbnail_url":"https://hotdaily.top/og.png","thumbnail_width":1200,"thumbnail_height":630}