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      <title>分布式ID生成：为什么你的主键选择正在毁掉数据库性能</title>
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      <description>深入分析分布式ID生成方案的权衡取舍。从UUID v4在B-tree索引中的性能问题切入，对比数据库自增ID、Snowflake算法、UUID v7、KSUID、ULID等方案的优缺点，揭示时钟回拨问题的根源与解决策略，帮助开发者根据实际需求做出正确的ID方案选择。</description>
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