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How many rows were affected?
Message
 
À
07/12/2005 16:01:43
Keith Payne
Technical Marketing Solutions
Floride, États-Unis
Information générale
Forum:
Microsoft SQL Server
Catégorie:
Stored procedures, Triggers, UDFs
Versions des environnements
SQL Server:
SQL Server 2000
Divers
Thread ID:
01075860
Message ID:
01075898
Vues:
24
>>Considder the following SP:
>>
>>BEGIN TRAN
>>
>>UPDATE mytable
>>  SET Name = @Name1
>>  WHERE Id = @Id1
>>
>>UPDATE mytable
>>  SET Name = @Name2
>>  WHERE Id = @Id2
>>
>>UPDATE mytable
>>  SET Name = @Name3
>>  WHERE Id = @Id3
>>
>>
>>COMMIT TRAN
>>
>>
>>Id is PK.
>>Lets say there is a match for Id = @Id1 and for Id = @Id3, but there are no matches for Id = @Id2. If this is the case I want to roll back the first update and not preceed with the 3rd update, then I want to report back to the application that either 0 records were affected or maybe even better that an exception was raised.
>>
>>How can I caputure if any records where affected after each update and continue if 1 row was affected and roll back and not proceed if 0 rows were affected?
>>
>>Any assistance on this would be greatly appreciated.
>>
>>Einar
>
>Einar,
>
>Nest the conditionals and check @@ROWCOUNT after each update.

Thanks Keith. Wow this will get ugly. I have 42 UPDATE statements. I hope there is another way to do this.
Semper ubi sub ubi.
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