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À
17/06/2011 09:47:31
Information générale
Forum:
Microsoft SQL Server
Catégorie:
Autre
Titre:
Versions des environnements
SQL Server:
SQL Server 2005
Divers
Thread ID:
01514874
Message ID:
01514881
Vues:
67
>HI
>
>In foxpro I would use Cursors for various purposes.
>
>IN SQL2005 I want to create a cursor or equivalent.
>
>What do others do about this.
>
>Should I just select my results into a table which I then drop when I've done with it or is that a bad thing to do.
>
>And if it is bad why ?
>
>(this is for a process that may be run weekly or possibly daily).
>
>Thanks
>
>Nick

SQL Server is all about set-based operations. If you can perform your process with set-based, it will be better than using cursors.
If there is absolutely no set-based alternative, then I suggest to read Brad Schulz series about cursors

The Truth about Cursors - Part 1

and other parts.
If it's not broken, fix it until it is.


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