Re: troubles with getting data from tables
От | Roman Bogorodskiy |
---|---|
Тема | Re: troubles with getting data from tables |
Дата | |
Msg-id | 20030924071841.6e33c20d.bogorodskiy@inbox.ru обсуждение исходный текст |
Ответ на | Re: troubles with getting data from tables ("Jeroen T. Vermeulen" <jtv@xs4all.nl>) |
Список | pgsql-interfaces |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 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] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.2 (FreeBSD) iQEVAwUBP3ENESpMDQ8aPhy0AQKvNQf/RcCNMoCDQiTeCBecZ5XcI1IS3QVfReiN UuvPD54081AZNtLq2H+Ux7XRHeacwaSDna2l5oXLZCrVsmbrD8XdzbZoK/CB0Ry0 j8ansMkFJmhaB2FGiK/7UG7Ov82qGi6Q3vMxVWZajmSd00qafs442/RT4+KJsVvy r4PHvHoTDRHmh/PAMFfXABHJE5eub9D9NmL6ETp0HDCHMvVa26nUpProPkZF6Wz9 GyKcVOEU7xgKyoFsr6Zr/o6qXfNYtAjttewzrMXjTkwtN51EJnOA0gHXjlrKt3TU yiiM+J2euk6V/90qCvGvZc4trw49Sno2rpWI4JfReu3AECaEWIAe2g== =7SKo -----END PGP SIGNATURE-----
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