新同事入职后，为尽快掌握公司原有系统的业务流程，每日登录测试库进行操作，兴致盎然。为了深入分析各类业务对应的执行语句，他常在不同时段启停性能监控工具profiler，并将每次的监控数据妥善保存，便于后续查阅。那么，他究竟是采用何种方式来存储 ...

One of the most common problems when running SQL Servers is slow queries. The help desk or database team usually hears that described as the application is slow or ...

One of the most common problems when running SQL Servers is slow queries. The help desk or database team usually hears that described as the application is slow or ...

In an earlier blog I talked about the difference in mentality between the typical developer and the typical DBA. One of the characteristics of the DBA is the distrust of the Microsoft Wizards. “Give ...

One of the dreaded error codes we get in the SQL log is the “1205”. It represents the infamous deadlock where two transactions are locking each other out. No way ...

Microsoft SQL Server's relational engine has offered new instrumentation that improves by light years with each new release. The introduction of Dynamic Management Views (DMVs) in SQL Server 2005 ...

Replacing SQL Profiler with Extended Events The much-used Microsoft SQL Profiler is a tool headed toward obsolescence. What options are available once the tool is deprecated? We examine SQL Server ...