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为什么我们要从MySQL迁移到TiDB？ 1.3 万亿条数据查询，如何做到毫秒级响应？TiDB
如今硬件的性价比越来越高，网络传输速度越来越快，数据库分层的趋势逐渐显现，人们已经不再强求用一个解决方案来解决所有的存储问题，而是通过分层，让缓存与数据库负责各自擅长的业务场景。 TiDB 作为一款 HTAP 数据库，在高性能的实现 OLTP 特性基础之上，也同时提供基于实时交易数据的实时业务分析需求。 什么是 TiDB 数据库？
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