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Archive for February, 2010

Recompilation process is same as compilation and degrades server performance. In SQL Server 2000 and earlier versions, this was a serious issue but in SQL server 2005, the severity of this issue has been significantly reduced by introducing a new feature called Statement-level recompilation. When SQL Server 2005 recompiles stored procedures, only the statement that [...]

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Note: SQL Server Technical Article – The Data Loading Performance Guide by Microsoft The white paper describes load strategies for achieving high-speed data modifications of a Microsoft SQL Server database. “Bulk Load Methods” and “Other Minimally Logged and Metadata Operations” provide an overview of two key and interrelated concepts for high-speed data loading: bulk loading [...]

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We will go over how to optimize Stored Procedure with making simple changes in the code. Please note there are many more other tips, which we will cover in future articles. Include SET NOCOUNT ON statement: With every SELECT and DML statement, the SQL server returns a message that indicates the number of affected rows [...]

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I have often got this question on this blog as well in different SQL Training. What is the difference between Update Lock and Exclusive Lock? When Exclusive Lock is on any processes no other lock can be placed on that row or table. Every other process have to wait till Exclusive Lock is complete its [...]

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Note : Download SuperFlow for Creating SRS Report Models in Configuration Manager 2007 by Microsoft The SuperFlow interactive content model provides a structured and interactive interface for viewing documentation. Each SuperFlow includes comprehensive information about a specific dataflow, workflow, or process. Depending on the focus of the SuperFlow, you will find overview information, steps that [...]

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