From: | Raymond O'Donnell <rod(at)iol(dot)ie> |
---|---|
To: | ginkgo36 <ginkgo56(at)gmail(dot)com>, pgsql-general(at)postgresql(dot)org |
Subject: | Re: :Posgres - performance problem |
Date: | 2015-03-25 14:34:34 |
Message-ID: | 5512C77A.9050407@iol.ie |
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Lists: | pgsql-general |
On 25/03/2015 14:30, ginkgo36 wrote:
> @Gary
> I'm working on big data, because of the demands of the job so I
> export/import/update data on this table every day.
>
> I guess it's possible that each query would need all 417 columns but it
> seems unlikely... --> Yes, not at all but 2/3 of 417 columns :)
>
> I need gather data into one table for consistency and easy for export and
> import, it's ok if I split data to smaller tables, but when
> export/import/update, i must excute query on alot of table. And this way
> lead data to inconsistency if I forget update/export/import on 1 or more
> table. It is terrible.
You could create a view specifically for export, which would gather
together data from all the tables.
Ray.
--
Raymond O'Donnell :: Galway :: Ireland
rod(at)iol(dot)ie
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