What exactly does 1 unit of cost represent in SQL Query Analyzer execution plans? [ie: Subtree Cost: 41.2134] Obviously it is some form of measurement since a very simple "select @@version" is like ...
It’s interesting to see the response to this week’s announcement of MySQL’s new Query Analyzer (part of the subscription offering) and the forthcoming 5.1 release of the server. There’s been a lot of ...
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