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TSQL to obtain a list of current execution of Parallel Plans (MAXDOP)

Published 4 September 7 9:32 AM | SSQA.net

PARALLELISM is a close friend of DBA where you get to see it as a common occurence in the multi-processor server environment and during such performance issues you can also investigate whether a parallel plan is in use. For instance If a particular query...

Filed under: sql server, stats, performance, blocking, tuning, query, stored procedure, statistics, parallelism, contribution

How to check performance difference between 2 identical SQL Servers?

Published 5 July 7 10:6 AM | SSQA.net

Say you have two identical SQL Servers with similar databases in two different branches. Only the database sizes differ by about 20% and server machine are also identical. You will get a complaint that the performance of one is very very low compare to...

Filed under: sql server, stats, performance, server, query

Get statistics on Query plan optimizer execution

Published 11 May 7 4:48 AM | SqlServer-QA.net (SSQA)

As you might know PERFMON (SYSMON) and DMVs in SQL 2005 are very handy to know internal resource information about the SQL Server engine. So you might be thinking what might be the cause of this poor performance when you have a simple query to run and...

Filed under: sql server, stats, security, query, optimization, perfmance, reporting