Re: feature request

...could be
STORE WHERE [condition] FROM [table] INTO [database]

regards
Omar Bettin

----- Original Message ----- 
From: "Robert Haas" <robertmhaas@gmail.com>
To: "Omar Bettin" <o.bettin@informaticaindustriale.it>
Cc: <pgsql-hackers@postgresql.org>
Sent: Thursday, February 25, 2010 11:11 PM
Subject: Re: [HACKERS] feature request


> On Thu, Feb 25, 2010 at 4:35 PM, Omar Bettin
> <o.bettin@informaticaindustriale.it> wrote:
>> hello to everyone,
>> is a bit late for an italian, but after an long day debugging I had an 
>> idea.
>> Why not introduce a special SQL command like
>> STORE WHERE [condition] FROM [table]
>> removing all data that meet the condition and storing them into another
>> database?
>> Then, if a query that needs the stored data is executed after such 
>> command
>> the database joins the stored data into the result query.
>> This can keep the production database lightweight and fast.
>> Regards
>
> DELETE ... RETURNING is useful for this kind of thing, sometimes.  And
> you could use it inside a function to go and do something with each
> row returned, though that might not be very graceful for large numbers
> of rows.  The proposed syntax wouldn't actually work because it
> doesn't specify where to put the data.
>
> ...Robert
>
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