【Android】【GreenDao】GreenDao数据库版本升级

命运之手发布时间：2018-12-07 16:24:35 ，浏览量：3

android的数据库版本升级，默认是清除旧数据库，重建新数据库，数据全部丢失

如果想要自定义升级规则，需要自己定义一个DatabaseOpenHelper 在这里插入图片描述

用自己的DatabaseOpenHelper来打开数据库在这里插入图片描述

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【Android】【GreenDao】GreenDao数据库版本升级

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