Re: Frequently updated tables
От | pgsql@mohawksoft.com |
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Тема | Re: Frequently updated tables |
Дата | |
Msg-id | 56883.64.119.142.34.1086802887.squirrel@mail.mohawksoft.com обсуждение исходный текст |
Ответ на | Re: Frequently updated tables (Alvaro Herrera <alvherre@dcc.uchile.cl>) |
Ответы |
Re: Frequently updated tables
Re: Frequently updated tables Re: Frequently updated tables Re: Frequently updated tables |
Список | pgsql-hackers |
> On Wed, Jun 09, 2004 at 10:49:20PM +0800, Christopher Kings-Lynne wrote: >> >I love PG, I've been using it since version 6x, and it has gotten >> >fantastic over the years, and in many cases, I would choose it over >> >Oracle, but for systems that need frequent updates, I have a lot of >> >concerns. >> >> ...that's the price you pay for concurrency man... > > Also he said that the problem was solved with enough lazy VACUUM > scheduling. I don't understand why he doesn't want to use that > solution. > Sigh, because vacuums take away from performance. Imagine a table that has to be updated on the order of a few thousand times a minute. Think about the drop in performance during the vacuum. On a one row table, vacuum is not so bad, but try some benchmarks on a table with a goodly number of rows.
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