Re: Problem with recent PostgreSQL relatedpressrelease
От | Bruce Momjian |
---|---|
Тема | Re: Problem with recent PostgreSQL relatedpressrelease |
Дата | |
Msg-id | 200707131644.l6DGi8h21648@momjian.us обсуждение исходный текст |
Ответ на | Re: Problem with recent PostgreSQL relatedpressrelease ("Simon Riggs" <simon@2ndquadrant.com>) |
Список | pgsql-advocacy |
Simon Riggs wrote: > On Fri, 2007-07-13 at 10:19 -0400, Bruce Momjian wrote: > > Andreas Pflug wrote: > > > Simon Riggs wrote: > > > > > > > >> EnterpriseDB is 200% faster than an untuned PostgreSQL > > > >> > > > > > > > > This sentence is true, even if it is a generalisation: the specific > > > > workload tested was an OLTP workload. EnterpriseDB ships with a feature > > > > called DynaTune that makes this so. My observation is that it does a > > > > good job. > > > > > > > Please note that the website doesn't mention "untuned". We all know that > > > an untuned PostgreSQL is usually slower than a tuned installation. > > > Autotuning is a fine feature, but the EnterpriseDB website and marketing > > > stuff gives the impression that the Enterprise _core_ system is 200 % > > > better. > > > > I did find that referenced here: > > > > http://www.enterprisedb.com/downloads/datasheets/EnterpriseDB_Advanced_Server.pdf > > > > EnterpriseDB substantially enhanced PostgreSQL, the world.s most > > advanced open source database, to create the EnterpriseDB Database > > Server. The product retains the legendary stability and reliability of > > PostgreSQL while performing up to 200% faster. > > > > Notice the marketing-twist "up to". Like, "save up to 99%" in a store window. > > Lucky they don't let either of us work in marketing then, eh? Yea, personally, when I see "up to" in an advertisement I assume someone is trying to deceive me in some way. It sets off alarm bells in my head. -- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB http://www.enterprisedb.com + If your life is a hard drive, Christ can be your backup. +
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