From: | Hilary Forbes <hforbes(at)dmr(dot)co(dot)uk> |
---|---|
To: | Michael Adler <adler(at)pobox(dot)com> |
Cc: | pgsql-admin(at)postgresql(dot)org |
Subject: | Re: Problems upgrading to 7.4 |
Date: | 2004-07-08 12:15:47 |
Message-ID: | 5.1.0.14.0.20040708130803.04d917f8@mailserver.dmr.co.uk |
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Thread: | |
Lists: | pgsql-admin |
Sorry! Meant pg_dump to dump and cat myfile.txt | psql mydatabase to restore. I have dumped just the offending table out as a separate file but this makes no odds. I seem to recall that last time I tried pg_dump in compressed format under 7.1.3 it wouldn't restore so I haven't tried that.
I can dump without any problem in 7.1.3
eg pg_dump -t bigtable -d mydb -f mybigtable.txt
and, as I said, this file restores OK on the 7.1.3 version running under RH Linux 6.2
using
cat mybigtable | psql newdatabase
but I can't load it on my new 7.4 installation under RH Linux 9 with the same script - I get the memory problem.
I guess I'll have to split the output file into chunks but I was hoping not to have to do that.
Hilary
At 14:27 07/07/2004 -0400, Michael Adler wrote:
>On Wed, Jul 07, 2004 at 04:28:53PM +0100, Hilary Forbes wrote: >
>> ... when I run pg_dump to restore the data, one table with approx
>> 5.5 million records gives me
>>
>> ERROR: invalid memory alloc request size 1073741824
>
>What do you mean "pg_dump to restore the data"? One would normally use
>psql or pg_restore to actually "restore" the data.
>
>In the past, that error message indicated some corrupted data that
>prevents a reading one or more rows in a table (and therefore prevents
>a pg_dump). But you seem to be saying that you can regularly dump that
>table without any problems.
>
>When can you dump the table? And when can you not dump the table?
>
>-Mike
>
>
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Hilary Forbes
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