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[CoreData Migration]心得分享 #26

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helloworldsmart opened this issue Nov 4, 2016 · 1 comment
Open

[CoreData Migration]心得分享 #26

helloworldsmart opened this issue Nov 4, 2016 · 1 comment

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@helloworldsmart
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各位大大如果有問題，歡迎發問喔 😄
@LucasDang
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目前做一款聊天软件，消息实体使用了继承的方式，有一个统一的基类，子类是各种类如系统、普通消息。
现在每次给消息实体新增数据的时候，当用户数据量比较大的时候（大概50万）升级就会很慢，
想问下有什么比较好的措施么

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@helloworldsmart @LucasDang