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      <title>Redis persistence｜RDB vs. AOF 深度解析</title>
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      <pubDate>Sat, 02 May 2026 00:00:00 +0000</pubDate>
      
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      <description>RDB 是定期快照（速度快、會丟資料），AOF 是記錄流水帳（資料完整、檔案大）。通常建議兩者混用。</description>
      
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      <title>Redis 是什麼？｜比喻與面試秒答</title>
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      <pubDate>Sat, 02 May 2026 00:00:00 +0000</pubDate>
      
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      <description>Redis 是基於記憶體的 Key-Value database，效能極高，常作為cache、分散式鎖與訊息佇列。</description>
      
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