Re: Protocol & Transmitted Field Data - Mailing list pgsql-novice

From Kenneth Marshall
Subject Re: Protocol & Transmitted Field Data
Date
Msg-id 20100704160707.GA25656@aart.is.rice.edu
Whole thread Raw
In response to Protocol & Transmitted Field Data  (Greg <grigorey@yahoo.co.uk>)
Responses Re: Protocol & Transmitted Field Data
List pgsql-novice
On Sun, Jul 04, 2010 at 04:00:25PM +0000, Greg wrote:
> Hi everyone,
>
> I have a question regarding field format used to transmit data (when data is transmitted over the protocol): Is there
away to change field format used by database to transmit data from text to binary? 
>
> Whats happening: I have 2 columns in a table, both integers, when they transmitted over to client, their values
transmittedas a collection of characters e.g. number 1234567 represented as '1' '2' '3' '4' '5' '6' '7' instead of
using4 bytes for int4 
>
> Thanks!
>

You need to use PQexecParams() with binary parameters. You can also request the results
in either binary or text:

http://www.postgresql.org/docs/9.0/static/libpq-exec.html

Cheers,
Ken

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