<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>位图 on haifeiWu</title><link>https://haifeiWu.github.io/tags/%E4%BD%8D%E5%9B%BE/</link><description>Recent content in 位图 on haifeiWu</description><generator>Hugo -- gohugo.io</generator><language>zh-cn</language><managingEditor>whfstudio@163.com (haifeiWu)</managingEditor><webMaster>whfstudio@163.com (haifeiWu)</webMaster><copyright>© 2016～2026 haifeiWu</copyright><lastBuildDate>Mon, 14 Sep 2026 16:20:00 +0800</lastBuildDate><atom:link href="https://haifeiWu.github.io/tags/%E4%BD%8D%E5%9B%BE/index.xml" rel="self" type="application/rss+xml"/><item><title>自研内存检索引擎的架构与设计取舍</title><link>https://haifeiWu.github.io/posts/zi-yan-nei-cun-jian-suo-yin-qing-filter-service/</link><pubDate>Mon, 14 Sep 2026 16:20:00 +0800</pubDate><author>whfstudio@163.com (haifeiWu)</author><guid>https://haifeiWu.github.io/posts/zi-yan-nei-cun-jian-suo-yin-qing-filter-service/</guid><description>一套支撑教育选课场景高并发条件筛选的自研内存检索引擎。本文拆解它的倒排索引与位图运算、火山模型执行树、快照持久化与 Etcd 主备选举，并给出设计与改进建议。</description></item></channel></rss>