RE: [HACKERS] Optimizer hints
От | John Ridout |
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Тема | RE: [HACKERS] Optimizer hints |
Дата | |
Msg-id | 000b01bedce6$79ecbf60$0301010a@johnridout обсуждение исходный текст |
Ответ на | Re: [HACKERS] Optimizer hints (Hannu Krosing <hannu@trust.ee>) |
Ответы |
Re: [HACKERS] Optimizer hints
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Список | pgsql-hackers |
> Hannu Krosing wrote: > > John Ridout wrote: > > > > Hi, > > > > I know of course that the pgsql optimizer is never wrong > > :) > > OTOH, it is never completely right either :) > > > but for the sake of argument do you think we could have > > optimizer hints the way say MSSQL has them? > > I think it has been discussed (a little) but more on the > lines of 'the way Oracle has them' ;) > Oh, you mean properly. > It seems that this is not currently very high priority for > any of the current real developers, but if you would > contribute a nice clean implementation I'm sure it would > be accepted. > > ---------------- > Hannu > Come the end of September I will have enough time to play with the internals of pgsql. I suppose there are more useful things that can be done before optimizer hints such as nearly everything on the TODO list. John.
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