Re: Tuning massive UPDATES and GROUP BY's?
| От | Marti Raudsepp |
|---|---|
| Тема | Re: Tuning massive UPDATES and GROUP BY's? |
| Дата | |
| Msg-id | AANLkTimVFRO3FFGo3YXf3tSTVNdXRmLh8STnmJt9eTRr@mail.gmail.com обсуждение исходный текст |
| Ответ на | Re: Tuning massive UPDATES and GROUP BY's? (runner <runner@winning.com>) |
| Ответы |
Re: Tuning massive UPDATES and GROUP BY's?
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| Список | pgsql-performance |
On Sun, Mar 13, 2011 at 18:36, runner <runner@winning.com> wrote: > Tried removing the indexes and other constraints just for > the import but for a noob like me, this was too much to ask. Maybe > when I get more experience. pgAdmin should make it pretty easy. Choose each index and constraint, save the code from the "SQL pane" for when you need to restore it, and do a right click -> Drop > Other than being very inefficient, and consuming > more time than necessary, is there any other down side to importing > into an indexed table? Doing so will result in somewhat larger (more bloated) indexes, but generally the performance impact of this is minimal. Regards, Marti
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