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使用 ReplacingMergeTree 数据库引擎 #25

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zjp-CN opened this issue Jul 2, 2022 · 0 comments

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zjp-CN commented Jul 2, 2022

ReplacingMergeTree 来防止（删除）重复数据。由于异步调度和删除（而且发生在未知时刻），需要使用 OPTIMIZE 语句 ( #24 ) 尽快（但依然无法保证立即）删除重复数据。

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