数据库自建数据库区别的相关内容

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PSL4和PSL5两种存储类型有什么区别,如何使用

PSL4和PSL5是PolarDB为不同业务场景所提供的存储类型，两者在价格、数据可靠性及性能方面均存在部分差异。本文为您介绍这两种存储类型的区别，帮助您决策如何选择。

阿里云文档 2025-04-28

RDS倚天版和标准版的区别

为了进一步降低用户成本，云数据库RDS推出倚天版实例和标准版实例，ARM实例已被纳入倚天版实例。

阿里云文档 2025-02-20

逻辑备份、物理备份与快照的区别

本文介绍逻辑备份、物理备份与快照的区别，以及使用数据灾备控制台创建备份计划时如何选择备份方式。

阿里云文档 2024-02-06

云数据库RDS MariaDB存储类型的区别及选购建议

云数据库RDS MariaDB提供了ESSD云盘、SSD云盘两种存储类型，本文介绍这两种存储类型的基本信息及选购建议。

阿里云文档 2023-09-03

触发器和规则系统规则vs触发器有哪些区别？_云原生数据库PolarDB PostgreSQL版（兼容Oracle）_云原生数据库 PolarDB(PolarDB)

许多触发器可以干的事情同样也可以用PostgreSQL规则系统来实现。目前不能用规则来实现的东西之一是某些约束，特别是外键。可以放置一个合格的规则在一列上，这个规则在列的值没有出现在另一个表中时把命令重写成NOTHING。但是这样做数据就会被不声不响地丢弃，因此也不是一个好主意。如果要求检查值的有效性，并且在出现无效值的情况下应该生成一个错误消息，这种需求就必须要用触发器来完成。

问答 2022-03-30 来自：开发者社区

云数据库与自建数据库在维护成本方面的区别是什么？

云数据库与自建数据库在维护成本方面的区别是什么

问答 2022-03-30 来自：开发者社区

阿里云数据库和自建数据库有什么区别？优缺点对比

无论是企业还是个人用户都可以选择自建数据库，也可以将数据库搬到云端，比如说阿里云数据库，阿里云数据库和传统的自建数据库有什么区别？笔者来说说阿里云数据库和自建数据库的优缺点对比：阿里云数据库和自建数据库综合对比下表为二者的综合对比，包括数据库的安全性、数据库可靠性、数据库运维、资源利用率、扩容和成本方面考虑：优势对比云数据库RDS 自购服务器搭建数据库服务服务可用性 99.9...

问答 2022-02-15 来自：开发者社区

阿里云MYSQL/RDS数据库和自建数据库有什么区别？

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更新时间 2024-05-16 15:03:27

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