<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>SQLite on Peter.H's Full-Stack GAME</title><link>https://peter-notes.com/tags/sqlite/</link><description>Recent content in SQLite on Peter.H's Full-Stack GAME</description><image><title>Peter.H's Full-Stack GAME</title><url>https://peter-notes.com/images/og-image.jpg</url><link>https://peter-notes.com/images/og-image.jpg</link></image><generator>Hugo</generator><language>zh-tw</language><lastBuildDate>Wed, 31 Dec 2025 00:00:00 +0000</lastBuildDate><atom:link href="https://peter-notes.com/tags/sqlite/index.xml" rel="self" type="application/rss+xml"/><item><title>刪了 52 萬筆資料，為什麼硬碟空間沒變小？</title><link>https://peter-notes.com/posts/postgresql-vacuum-disk-space/</link><pubDate>Wed, 31 Dec 2025 00:00:00 +0000</pubDate><guid>https://peter-notes.com/posts/postgresql-vacuum-disk-space/</guid><description>實戰經驗：刪除 52 萬筆通知資料後，資料表從 207MB 完全沒縮小。深入理解 PostgreSQL MVCC 機制，比較 SQLite 的差異，以及為什麼 VACUUM 是每個後端工程師必須知道的知識。</description></item></channel></rss>