How efficient is your covered index?
Observing an index seek utilizing a composite index within SQL execution plan might be more than meets the eye – you should look again.
2015-10-09 (first published: 2013-08-12)
14,500 reads
Simon Liew
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Question of the Day
Upgrading Admin Queries
I have a query from a former DBA that we run on SQL Server 2025 to check on database metadata. This query references sys.sysaltfiles. I want to refactor this code to be more modern. Which DMV should I reference instead?
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