目录1、升级前的准备工作1.1 备份数据库1.2 检查应用兼容性1.3 检查系统环境2、升级方式2.1 宝塔面板升级（推荐）2.2 手动升级（高级）3android、升级后检查4、升级风险提示5、其他小技巧总结mysql 8.0 相比 5.7 引入
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