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微软中国研发集团服务器与开发工具事业部SQL中国研发中心的博客。
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January, 2009
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SQL中国研发中心
使用Trace Management Object监测和诊断SQL Server(二)
Posted
over 3 years ago
by
Qi Samuel Zhang
0
Comments
在这篇文章中我们将介绍一个replay trace的示例,通过重放抓到的trace文件来诊断应用程序在SQL Server上运行是否有问题。 Replay trace示例 这个例子模仿你使用Profiler工具对抓到的trace文件进行重放,从而对SQL Server及你的应用程序进行诊断的过程。下面是详细的步骤和描述。 1、TraceReplay类是对trace file或trace table进行重放的关键类,你需要设置TraceReplay的三个属性,Connection属性代表你将在哪个数据库实例上进行重放...
SQL中国研发中心
使用Trace Management Object监测和诊断SQL Server(一)
Posted
over 3 years ago
by
Qi Samuel Zhang
0
Comments
大家一定用过Profiler工具,我们可以用它来对SQL Server建立trace来监测某些感兴趣的事件,也可以replay抓到的trace来诊断是哪些SQL语句的执行造成你的SQL Server耗费了大量的CPU资源。但Profiler是个GUI程序,有没有办法通过程序来抓trace和重放trace呢?也许有些读者会想到用SQLCMD.exe执行sp_trace_create等存储过程来操作,但那毕竟还是有些麻烦,这里我们要介绍的Trace Management Object(TMO)则是.NET对象...
SQL中国研发中心
Component Checker 2.0使用简介
Posted
over 3 years ago
by
Qi Samuel Zhang
0
Comments
通过上一篇博客,我们已经知道Component Checker是一个用来检查MDAC安装版本的软件。简单地说,MDAC(Microsoft Data Access Components 的简称)是微软数据库访问组件,它是Windows平台上应用程序连接和访问数据库的接口。MDAC的应用十分广泛,但是由于历史原因偶尔会遇到兼容性问题,所以使用前通常要先检查MDAC的安装版本。 你可以通过注册表方便快捷地检查MDAC版本。在注册表中通过HKEY_LOCAL_MACHINE\Software\Microsoft...
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