Re: Pg_dump and bytaA

From: "Lukas" <lukas(at)fmf(dot)vtu(dot)lt>
To: "Achilleas Mantzios" <achill(at)matrix(dot)gatewaynet(dot)com>
Cc: pgsql-admin(at)postgresql(dot)org
Subject: Re: Pg_dump and bytaA
Date: 2007-03-09 09:00:11
Message-ID: 57425.85.206.198.223.1173430811.squirrel@fmf.vtu.lt
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Hello,

pg_dump can avoid bloob fields (it can dumb without blobs), but as I
understand byteA is not bloob, so in this case what is blob? I did not
found such type as blob..

Lukas

> Στις Πέμπτη 08 Μάρτιος 2007 22:02, ο/η Lukas
> έγραψε:
>> Hello,
>>
>> we have one table in database (db has over 200 tables), which has one
>> byteA filed for storing user photos. We are making backup every night,
>> but
>> it is now too large because of photos. We do not need to make backup of
>> photos every night, but the question is how to backup database without
>> this field?
>> I tried to look at keys of pgdump, but found nothing...
>
> This isnt directly possible.
> You could have a mirror of the database,
> and nullify these bytea columns in the mirror db before
> taking the dump of this mirror db.
>
>>
>> Now we are using it like this:
>> pg_dump -f /home/backup/DB.sql -d -Fp -v DB
>>
>> thx
>> Lukas
>
> --
> Achilleas Mantzios
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