Re: Materialized views
| От | Andrew Dunstan |
|---|---|
| Тема | Re: Materialized views |
| Дата | |
| Msg-id | 4EB9CB6B.2050804@dunslane.net обсуждение исходный текст |
| Ответ на | Re: Materialized views (Josh Berkus <josh@agliodbs.com>) |
| Список | pgsql-hackers |
On 11/08/2011 06:25 PM, Josh Berkus wrote: >> I'm about 99% sure the answer to that is 'yes'. Are you thinking of >> having a background scheduler which handles the updating of >> schedule-driven (instead of trigger-driven) MVs..? Not to try to >> feature-creep this on you, but you might consider how a new backend >> process which handles scheduled tasks could be generalized to go beyond >> handling just MV updates.. :) > No feature-creeping; the two features described will be hard enough. > Besides, we have pg_agent for that. > Yeah. I'd be plenty happy with greedy MVs plus lazy MVs that need a manual refresh. These are both patterns I use a lot (the buildfarm dashboard is in effect a greedy MV although it's not updated by a trigger). cheers andrew
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