Re: Time consuming process ...3 million records please help
От | Srinivas Iyyer |
---|---|
Тема | Re: Time consuming process ...3 million records please help |
Дата | |
Msg-id | 20060328021716.44814.qmail@web38105.mail.mud.yahoo.com обсуждение исходный текст |
Ответ на | Re: Time consuming process ...3 million records please help (Sean Davis <sdavis2@mail.nih.gov>) |
Ответы |
Re: Time consuming process ...3 million records please help
|
Список | pgsql-novice |
Hi Sean, thanks for your reply. in my temp table, temp_refseq_id column cannot be indexed due to duplicate values. will that effect drastically. I havent tested it yet. on top of that i killed 8 hrs process running previously on tab_update() function. :-) thanks sri > Hi, Sri. > > I would do this differently. You don't need the > function I don't > think. I would do something like this (untested): > > insert into spontanno (seq_id, spontanno_imageid, > spontanno_genbankacc) > select seqdump.seq_id, referrer_keys.temp_imageid, > referrer_keys.temp.genbankacc from > referrer_keys, seqdump > where > referrer_keys.temp_refseq_id=seqdump.seq_acc; > > Make sure there is an index on seq_acc and > temp_refseq_id. This should > be done in seconds to minutes, not hours. > > Sean - <snip> __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
В списке pgsql-novice по дате отправления: