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  • The evils of implicit conversions

    I wanted to put up a brief post showing the impact of an implicit conversion on the performance of a query (or not......). In the example i will show an implicit conversion negatively impacting query performance and an implicit conversion that does not impact performance..... So, we need to setup the...
    Posted to Andrew Calvett (Weblog) by ACALVETT on Sun, Jan 18 2009
  • A performance analysis example

    Last week i was dragged kicking and screaming away from my allocated SQL 2005 days to spend 2 days diagnosing performance problems on one of the firms Systems and write a report. Due to the sensitive nature of the data on the system it has been managed by another team and this was the first time i had...
    Posted to Andrew Calvett (Weblog) by ACALVETT on Sun, Jan 15 2006
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