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请问atlas在读的时候是主库和从库一起读的还是只读从库 #98

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lytlucky opened this issue May 10, 2016 · 2 comments
Open

请问atlas在读的时候是主库和从库一起读的还是只读从库 #98

lytlucky opened this issue May 10, 2016 · 2 comments

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@lytlucky
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@niubell
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niubell commented May 10, 2016

事务内读主库，其他的读从库

@lytlucky lytlucky changed the title 请问atlas在读的时候是主库和一起读的还是只读从库 请问atlas在读的时候是主库和从库一起读的还是只读从库 May 10, 2016
@WiFeng
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WiFeng commented Apr 24, 2020

除了事务之外，还有一种情况：INSERT 之后的第一个 SELECT 也会读主库。参考：#203

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@WiFeng @niubell @lytlucky