Re: Indicators

On 2010-04-27, Atif Jung <atifjung@gmail.com> wrote:
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> Am I correct in understanding that when doing a select on a table I cannot
> retrieve a NULL value from the database directly into the variable I'm
> selecting into, but I must use an indicator. So for example
>
> EXEC SQL SELECT b INTO :val FROM test1;
>
> will fail if b is NULL, so I must use
>
> EXEC SQL SELECT b INTO :val :val_ind FROM test1;
>
> and then check the value of val_ind. If 0 then val is not NULL is -ve then
> it is NULL?
>
> Thanks
>
> Atif

what language is that?