Обсуждение: Problem using PQgetvalue()

Hi I am using PQgetvalue() function in c to get the value of a field like<br /><br /> PQgetvalue(result,0,2)<br /><br
/>but the program outputs following<br /><br />"column number 2 is out of range 0..0"<br /><br /> Can someone tell me
howcan I get this field and whats wrong?<br /><br /> Thanks<p><hr size="1" />Ahhh...imagining that irresistible "new
car"smell?<br /> Check out <a
href="http://us.rd.yahoo.com/evt=48245/*http://autos.yahoo.com/new_cars.html;_ylc=X3oDMTE1YW1jcXJ2BF9TAzk3MTA3MDc2BHNlYwNtYWlsdGFncwRzbGsDbmV3LWNhcnM-">new
carsat Yahoo! Autos.</a> 

MicazMAK <emoazzam@yahoo.com> writes:
> Hi I am using PQgetvalue() function in  c to get the value of a field like
>  PQgetvalue(result,0,2)
>  but the program outputs following
> "column number 2 is out of range 0..0"
>  Can someone tell me how can I get this field and whats wrong?

Your result doesn't actually have three columns --- apparently it
has just one.  Better check which query you were issuing.
        regards, tom lane