Re: Query Failed, out of memory - Mailing list pgsql-hackers

From Andrew Dunstan
Subject Re: Query Failed, out of memory
Date
Msg-id 452537B7.3090005@dunslane.net
Whole thread Raw
In response to Re: Query Failed, out of memory  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Query Failed, out of memory  ("Mark Woodward" <pgsql@mohawksoft.com>)
List pgsql-hackers
Tom Lane wrote:
> "Mark Woodward" <pgsql@mohawksoft.com> writes:
>   
>> psql -p 5435 -U pgsql -t -A -c "select client, item, rating, day from
>> ratings order by client" netflix > netflix.txt
>>     
>
> FWIW, there's a feature in CVS HEAD to instruct psql to try to use a
> cursor to break up huge query results like this.  For the moment I'd
> suggest using COPY instead.
>
>     
>   

but COPY doesn't guarantee any order.

BTW, I just this morning discovered the hard way that our linux boxes 
didn't have strict memory allocation turned on, and then went and set 
it. I'd advise Mark to do the same, if he hasn't already.

cheers

andrew



pgsql-hackers by date:

Previous
From: Chris Mair
Date:
Subject: Re: Query Failed, out of memory
Next
From: Tom Lane
Date:
Subject: timestamp subtraction (was Re: [SQL] formatting intervals with to_char)