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Heads-up - potential SQL Server bug
Message
De
29/03/2010 15:45:37
 
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Client/serveur
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows 7
Divers
Thread ID:
01457886
Message ID:
01457921
Vues:
59
>>I'm working on a project inserting data into SQL Server 2005 (SugarCRM) via ODBC and SQLEXEC() etc.
>>
>>SugarCRM uses GUIDs as primary keys. They're not autogenerated, Sugar's business layer calls NewID() on inserts. If I'm inserting rows programmatically I need to get the primary key values back.
>>
>>One way to do this is by calling SCOPE_IDENTITY, @@IDENTITY etc. after the INSERT. But, a quick Google found a corner-case bug with these functions that is apparently not fixed even in SQL 2008:
>>
>>http://connect.microsoft.com/SQLServer/feedback/details/328811/scope-identity-sometimes-returns-incorrect-value
>>
>>Since this bug seems to crop up in parallel execution, larger installations may be more vulnerable than small ones based on SQL Server Express.
>>
>>While on the topic, is it possible to execute a stored procedure via ODBC and have it return an output that can be read in VFP? This seems to be the recommended approach.
>
>Here is a way to use output parameters Re: Can you pass named parameters to SQL SP? Thread #1455791 Message #1455793, just add @ in front of the output parameter.

Thanks, this should give me what I need.
Regards. Al

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