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Thursday, April 22, 2010

Procedure cache and optimizing for adhoc workloads

by kimberly.nospam@nospam.sqlskills.com (kltripp) via Kimberly L. Tripp on 4/22/2010 5:50:00 PM

I mentioned that servers receiving a lot of dynamic constructs (typically those generated by client SQL generaters/ORM/LINQ, etc.) can start to consume too much plan cache and have problems with "single-use plans" in my last post titled: Statement execution and why you should use stored procedures. I also mentioned that SQL Server 2008 has an option/feature specifically to help reduce the bloat on the plan cache by only storing a query plan hash the first time a plan is created. Fi ...

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Plan cache and optimizing for adhoc workloads

by kimberly.nospam@nospam.sqlskills.com (kltripp) via Kimberly L. Tripp on 4/22/2010 5:50:00 PM

I mentioned that servers receiving a lot of dynamic constructs (typically those generated by client SQL generaters/ORM/LINQ, etc.) can start to consume too much plan cache and have problems with "single-use plans" in my last post titled: Statement execution and why you should use stored procedures. I also mentioned that SQL Server 2008 has an option/feature specifically to help reduce the bloat on the plan cache by only storing a query plan hash the first time a plan is created. Fi ...

[ read more ]

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