<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>PostgreSQL on NineKoo9's story</title><link>https://NineKoo9.github.io/tags/postgresql/</link><description>Recent content in PostgreSQL on NineKoo9's story</description><generator>Hugo -- gohugo.io</generator><language>ko</language><copyright>© 2026 NineKoo9</copyright><lastBuildDate>Sat, 21 Mar 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://NineKoo9.github.io/tags/postgresql/index.xml" rel="self" type="application/rss+xml"/><item><title>[RDBMS] JOIN의 드라이빙 테이블과 드리븐 테이블 정리</title><link>https://NineKoo9.github.io/posts/rdbms-join-driving-driven-table/</link><pubDate>Sat, 21 Mar 2026 00:00:00 +0000</pubDate><guid>https://NineKoo9.github.io/posts/rdbms-join-driving-driven-table/</guid><description>드라이빙 테이블과 드리븐 테이블 개념이 특히 Nested Loop Join에서 왜 중요한지, EXPLAIN으로 어떻게 읽고 DBMS별로 어디까지 제어할 수 있는지 정리합니다.</description></item></channel></rss>