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Re: getting out boolean value from PQgetValue function - Mailing list pgsql-hackers

From Tom Lane
Subject Re: getting out boolean value from PQgetValue function
Date
Msg-id 21754.1200170369@sss.pgh.pa.us
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In response to getting out boolean value from PQgetValue function  ("Arunachalam Parthasarathy" <arunachalamamsam@gmail.com>)
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"Arunachalam Parthasarathy" <arunachalamamsam@gmail.com> writes:
> When i iterate over the result set, i am unable to get the return boolean
> value in my code. The ptr returned by PQGetValue is valid, but contains
> nothing. why is it so?

Did you check PQgetisnull()?  IIRC PQgetvalue() will return a
zero-length string for a null field.
        regards, tom lane

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