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it168
11 年
PostgreSQL检查点功能及原理详解
【IT168 技术】今天来谈一下PostgreSQL 的checkpoint原理。检查点功能在现有流行的数据库中都具备。如Oracle,MySQL等,尤其是Oracle 对检查点功能的实现,非常完善。Oracle不仅有全局检查点,还有增量检查点,即非常著名的 “Incremental checkpoint”。虽然各大数据库实现 ...
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