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• Usage and good practices with UPDATE STATISTICS feature in SQL 2005

  UPDATE STATISTICS is very helpful to get the performance by updating the distribution of key values for one or more statistics groups or set of collections in the specified table or indexed view. So how this is handled within the SQL Server, you may be Read More... Posted Monday, July 23, 2007 8:39 PM from SSQA.net | (Comments Off) Filed under: security, performance, query, tsql, dmv, optimization, statistics, update statistics

• Why query execution timeout happens and find queries that have granted memory or waiting on memory?

  Have you ever identified the reasons for why and how does a query execution timeout happens within your SQL Server environment. For the beginners I would like to explain that b efore executing a query, SQL Server estimates how much memory it needs to Read More... Posted Monday, July 23, 2007 7:44 PM from SSQA.net | (Comments Off) Filed under: SQL Server, performance, query, memory, dmv, notification, execution plan, bad, long running