云数据库RDS SQLServer版案例分析的相关内容

阿里云文档 2026-06-07

某健康体检公司迁移SQLServer到Lindorm的行业案例

方案亮点：成本显著下降情况下满足C端客户毫秒级实时在线查询。

文章 2022-08-01 来自：开发者社区

客户的困扰前几天某程序员小王向阿里云咨询他的SQL Server数据库整体负载较高，是否有优化的方法？前几天另外一个工单则是需要阿里云工程师帮忙定位某一个时刻的数据库性能尖刺的问题。这些都是常见的性能诊断工单，其实数据库性能诊断不仅对其数据库技能要求较高，而且需要大量的前期准备工作，如收集各种性能基线、性能指标和慢SQL日志等，尤其是面对多数据库性能调优时，往往事倍功半。如何评估数据库负载情况？....

文章 2022-02-16 来自：开发者社区

SQL Server 死锁案例分析

概述当两个或者多个进程相互阻塞时，形成一个复杂的阻塞链，参与的进程都在等待其他进程放弃其获取到的锁，没有系统的干预，无法解开这个阻塞链，这种情况就是死锁。有些死锁是意料之内的，可以说是故意为之的。例如，为了一致性，使用死锁来防止丢失更新。有一些死锁是意料之外的，由于缺少索引或者事务运行时间较长导致，我们遇到的大部分都是意料之外的死锁。 SQL Server内部有个死锁的检测机制，当...

文章 2022-02-15 来自：开发者社区

性能测试：自建数据库与RDS性能对比SQL Server案例排查分析

近期经常遇到用户将自建数据库与RDS进行对比，简单的对比结果是自建库比RDS实例查询快。我们这里来看看一个实例，有一家物流公司，刚开始使用RDS SQL Server数据库，发现通过ECS访问RDS实例，执行语句需要60s左右，但是访问ECS本地自建库只需要2-3s。那么RDS是否是真的不如自建数据库呢？接下来，我们来探讨对比自建库和RDS的正确姿势，如何公平地对比自建库和RDS的性能。对比自....

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