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[知识库更新] MySQL 8.0.14 parallel scan特性改变了count(*)的执行模式 #236

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MickeysClubhouse opened this issue Apr 10, 2024 · 0 comments

MickeysClubhouse commented Apr 10, 2024

mysql 8.0.14 版本第引入了并行查询特性，使得check table和select count(*) 类型的语句执行方式变化，性能提升。小林相关章节可以更新～，可以参考https://developer.aliyun.com/article/691516

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