From: | Roman Bogorodskiy <bogorodskiy(at)inbox(dot)ru> |
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To: | "Jeroen T(dot) Vermeulen" <jtv(at)xs4all(dot)nl> |
Cc: | pgsql-interfaces(at)postgresql(dot)org |
Subject: | Re: troubles with getting data from tables |
Date: | 2003-09-24 03:18:41 |
Message-ID: | 20030924071841.6e33c20d.bogorodskiy@inbox.ru |
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Lists: | pgsql-interfaces |
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Jeroen wrote:
> First off, a question: why don't you just select the field you want,
> so you know its index in the result set? That'll probably transport
> less data, save you that PQfnumber() call, and make your code shorter
> and more readable.
I'm new to libpq programming, so...
> The pointer you're getting is a pointer-to-char, i.e. a string.
> Unless you explicitly enabled the "binary tuples" option, what you're
> getting is exactly that: a string. But instead of parsing the string,
> you're casting its base pointer to pointer-to-int!
Thank you fo answer, it realy helped me.
- -Roman Bogorodskiy [Novel]
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