<?xml version="1.0" encoding="UTF-8" ?>
<rss version="2.0">
    <channel>
      <title>jaeunda.log</title>
      <link>https://jaeunda.github.io</link>
      <description>Last 10 notes on jaeunda.log</description>
      <generator>Quartz -- quartz.jzhao.xyz</generator>
      <item>
    <title>jaeunda.log</title>
    <link>https://jaeunda.github.io/</link>
    <guid>https://jaeunda.github.io/</guid>
    <description><![CDATA[ Computer Science &amp; Engineering, Soongsil Univ. ]]></description>
    <pubDate>Tue, 07 Jul 2026 10:16:11 GMT</pubDate>
  </item><item>
    <title>Cross-Origin Resource Sharing (CORS)</title>
    <link>https://jaeunda.github.io/Cross-Origin-Resource-Sharing-(CORS)</link>
    <guid>https://jaeunda.github.io/Cross-Origin-Resource-Sharing-(CORS)</guid>
    <description><![CDATA[ What is Cross-Origin Resource Sharing? Cross-origin resource sharing (CORS) is a mechanism for integrating applications. ]]></description>
    <pubDate>Sun, 03 May 2026 00:00:00 GMT</pubDate>
  </item><item>
    <title>Transaction Isolation in SQL</title>
    <link>https://jaeunda.github.io/Transaction-Isolation-in-SQL</link>
    <guid>https://jaeunda.github.io/Transaction-Isolation-in-SQL</guid>
    <description><![CDATA[ 2.5. Concurrency Control: Transaction Isolation in SQL 2.5.1. ]]></description>
    <pubDate>Tue, 21 Apr 2026 00:00:00 GMT</pubDate>
  </item><item>
    <title>Insert and Delete Operations</title>
    <link>https://jaeunda.github.io/Insert-and-Delete-Operations</link>
    <guid>https://jaeunda.github.io/Insert-and-Delete-Operations</guid>
    <description><![CDATA[ 2.4. Concurrency Control: Insert and Delete Operations 2.4.1. ]]></description>
    <pubDate>Mon, 20 Apr 2026 00:00:00 GMT</pubDate>
  </item><item>
    <title>Deadlocks</title>
    <link>https://jaeunda.github.io/Deadlocks</link>
    <guid>https://jaeunda.github.io/Deadlocks</guid>
    <description><![CDATA[ 2.3. Concurrency Control: Deadlock 2.3.1. ]]></description>
    <pubDate>Sun, 19 Apr 2026 00:00:00 GMT</pubDate>
  </item><item>
    <title>Multiple Granularity Locking</title>
    <link>https://jaeunda.github.io/Multiple-Granularity-Locking</link>
    <guid>https://jaeunda.github.io/Multiple-Granularity-Locking</guid>
    <description><![CDATA[ 2.2. Concurrency Control: Multiple Granularity Locking 2.2.1. ]]></description>
    <pubDate>Sat, 18 Apr 2026 00:00:00 GMT</pubDate>
  </item><item>
    <title>Lock based Protocol</title>
    <link>https://jaeunda.github.io/Lock-based-Protocol</link>
    <guid>https://jaeunda.github.io/Lock-based-Protocol</guid>
    <description><![CDATA[ 2.1. Concurrency Control: Lock-based Protocols 2.1.1. Lock-based Protocols Locking Protocol은 Transaction의 동시성 제어를 위해 사용된다. ]]></description>
    <pubDate>Fri, 17 Apr 2026 00:00:00 GMT</pubDate>
  </item><item>
    <title>WAL &amp; Crash Recovery</title>
    <link>https://jaeunda.github.io/WAL--and--Crash-Recovery</link>
    <guid>https://jaeunda.github.io/WAL--and--Crash-Recovery</guid>
    <description><![CDATA[  커밋했는데 서버가 꺼지면? 커밋 중에 죽으면, 절반만 쓰인 데이터는? Durability “커밋했다”는 약속은 서버가 꺼져도 유효해야 한다. Atomicity 트랜잭션은 전부 반영되거나, 전혀 반영되지 않아야 한다. 1. System Failure 1.1. ]]></description>
    <pubDate>Sun, 29 Mar 2026 00:00:00 GMT</pubDate>
  </item><item>
    <title>Kubernetes Packet Flow</title>
    <link>https://jaeunda.github.io/Kubernetes-Packet-Flow</link>
    <guid>https://jaeunda.github.io/Kubernetes-Packet-Flow</guid>
    <description><![CDATA[ 쿠버네티스에서 패킷은 어떻게 흐르는가 하나의 패킷이 외부 클라이언트에서 출발해 목적지 Pod에 도달하기까지의 과정 외부 클라이언트 ↓ 클러스터 진입: NodePort / LoadBalancer / Ingress ↓ Service: iptables DNAT로 Pod IP로 변환 ↓ 노드 내부: veth → bridge → Pod (같은 노드) 또는 노드 간: CNI 라우팅 → 목적지 노드 → Pod (다른 노드) ↓ ( CNI 플러그인 비교: Flannel → Calico → Cilium ) 목차 쿠버네티스 아키텍처 클러스터 진입 (... ]]></description>
    <pubDate>Sun, 01 Mar 2026 00:00:00 GMT</pubDate>
  </item><item>
    <title>L4: Transport Layer</title>
    <link>https://jaeunda.github.io/L4:-Transport-Layer</link>
    <guid>https://jaeunda.github.io/L4:-Transport-Layer</guid>
    <description><![CDATA[ Host-to-Host vs Process-to-Process Whereas a transport-layer protocol provides logical communication between processes running on different hosts, a network-layer protocol provides logical communication between hosts. ]]></description>
    <pubDate>Wed, 04 Feb 2026 00:00:00 GMT</pubDate>
  </item>
    </channel>
  </rss>