Re: Adding and filling new column on big table

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От Jonathan Blitz
Тема Re: Adding and filling new column on big table
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Msg-id 00d201c6840c$2543eb80$ddf71005@jonathanlaptop
обсуждение исходный текст
Ответ на Re: Adding and filling new column on big table  (Francisco Reyes <lists@stringsutils.com>)
Список pgsql-performance
>
>
> Could you do the updates in batches instead of trying to do them all at
> once?

Nope. Didn't think it would make any difference.
>
> Have you done a vacuum full on this table ever?

Many times

>
> What hardware?
> I have a dual CPU opteron with 4GB of RAM and 8 disks in RAID 10 (SATA).
> Doing an update on a 5 million record table took quite a while, but it did
> fininish. :-)

I am using a laptop :).
Pentium 4 (not 4M) with 1GB of memory - 2 MHZ

Must do it on  that since the program is aimed for use at home.

Jonathan

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