Re: Detecting a Null field on an NpgsqlDataReader object

"Oliveiros d'Azevedo Cristina" <[email protected]> Tue, 3 Aug 2010 17:46:54 +0100
Newsgroups gmane.comp.db.postgresql.interfaces
Message-ID <[email protected]>
Olá!

>> For ex, in Sql Server we just compare with DbNull singleton.
>>
>> What is the equivalent in Npgsql?
>>
>
> You can use the same way. Npgsql uses DBNull singleton to express null 
> values.
> If you are trying to check in the NpgsqlDataReader, you will need to
> use the method IsDBNull(int)
>
> I hope it helps.
>
>

Oh, I see.
All in all it's the same mechanism .
Yes, I'm indeed trying to check in a NpgsqlDataReader.
I'll give that method a try.



Obrigado,
Oliveiros 


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