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A SQL challenge
Message
De
10/04/2014 12:09:38
Kevin Goff
Pennsylvanie, États-Unis
 
 
À
10/04/2014 12:06:54
Mike Beane
Round Lake, Illinois, États-Unis
Information générale
Forum:
Microsoft SQL Server
Catégorie:
Syntaxe SQL
Titre:
Re: A SQL challenge
Versions des environnements
SQL Server:
SQL Server 2005
Application:
Web
Divers
Thread ID:
01598405
Message ID:
01598434
Vues:
44
>Very nice.

I agree. Cumulative sums , moving averages, and lag/lead queries were always rather difficult prior to 2012. They involved subqueries/self-joins, CROSS APPLY, and the performance wasn't great.
"Run, you clever boy....and remember"
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