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  • Cumulative Totals Screencast

    Prompted by a daily ''SQL Tip'' email a few days ago that recommended the correlated subquery to solve the cumulative total problem, this 5 minute screencast (5:02) demonstrates that the cursor solution indeed out-scales the set-based correlated subquery for this particular problem.
    Posted to Paul Nielsen (Weblog) by Paul Nielsen on December 6, 2007
  • "Cursors Run Just Fine"

    I found Linchi's recent post on use of cursors in the TPC-E test to be quite interesting. The question is, why are cursors used in the test when the commonly accepted notion within the SQL Server community is that cursors are a bad thing? I've posted in the past about situations where cursors were actually faster than set-based queries. But in ...
    Posted to Adam Machanic (Weblog) by Adam Machanic on October 13, 2007
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