Re: A costing analysis tool
| От | Jim C. Nasby |
|---|---|
| Тема | Re: A costing analysis tool |
| Дата | |
| Msg-id | 20051017211714.GT86144@pervasive.com обсуждение |
| Ответ на | Re: A costing analysis tool (Josh Berkus <josh@agliodbs.com>) |
| Список | pgsql-hackers |
On Sun, Oct 16, 2005 at 02:23:41PM -0700, Josh Berkus wrote: > Greg, > > > Or something like that. It might require breaking random_page_cost into two > > or three different parameters that would normally have the same cost but > > aren't handled the same, like random_heap_cost, random_leaf_cost, and > > random_nonleaf_cost. > > Gods forbid. People don't know how to use random_page_cost as it is; how are > they going to handle having 5 different parameters? Well, until we try it we won't know if there's actually need for this or not... -- Jim C. Nasby, Sr. Engineering Consultant jnasby@pervasive.com Pervasive Software http://pervasive.com work: 512-231-6117 vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461
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