<?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>数据建模 on Jeanphilo Blog</title><link>https://shio-chan-dev.github.io/jeanblog/zh/tags/%E6%95%B0%E6%8D%AE%E5%BB%BA%E6%A8%A1/</link><description>Recent content in 数据建模 on Jeanphilo Blog</description><generator>Hugo -- 0.159.2</generator><language>zh-cn</language><lastBuildDate>Sat, 24 Jan 2026 12:40:32 +0800</lastBuildDate><atom:link href="https://shio-chan-dev.github.io/jeanblog/zh/tags/%E6%95%B0%E6%8D%AE%E5%BB%BA%E6%A8%A1/index.xml" rel="self" type="application/rss+xml"/><item><title>Active Record vs Data Mapper：差异、优缺点与选型</title><link>https://shio-chan-dev.github.io/jeanblog/zh/dev/design-patterns/active-record-vs-data-mapper/</link><pubDate>Sat, 24 Jan 2026 12:40:32 +0800</pubDate><guid>https://shio-chan-dev.github.io/jeanblog/zh/dev/design-patterns/active-record-vs-data-mapper/</guid><description>对比 Active Record 与 Data Mapper 两种持久化模式的适用场景与代价。</description></item><item><title>什么是 O/R 阻抗失衡：对象世界与关系模型的冲突</title><link>https://shio-chan-dev.github.io/jeanblog/zh/dev/database/object-relational-impedance-mismatch/</link><pubDate>Sat, 24 Jan 2026 11:06:00 +0800</pubDate><guid>https://shio-chan-dev.github.io/jeanblog/zh/dev/database/object-relational-impedance-mismatch/</guid><description>解释对象模型与关系模型的不匹配来源，并给出实际工程中的缓解策略。</description></item></channel></rss>