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关于主从读写分离的疑问 #55

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mylqwrq opened this issue Oct 27, 2020 · 2 comments
Open

关于主从读写分离的疑问 #55

mylqwrq opened this issue Oct 27, 2020 · 2 comments

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@mylqwrq
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mylqwrq commented Oct 27, 2020

很多场景下需要指定少数方法读从库，这样的话一个 @Usemaster 注解不能满足需求。是否应该考虑通过增加一个 @UseSlave 注解，或者 @Usemaster 增加一个属性的方式来指定该方法走从库读，从而增加灵活性？现在查询默认全部走从库，是否不利于扩展？
@liangyanghe
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@UseSlave 其实没有必要，默认读就是走从库的

@mylqwrq
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mylqwrq commented Nov 19, 2020

如果想要默认走主库读（从库读少）的话，对源码的改动成本会比较高。那是否考虑将获取数据源的方法进行抽象，允许用户自定义？

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@liangyanghe @mylqwrq