Re: Query Optimism

Posted in 1993

Richard Ridley — Mon, 29 Mar 93 16:30:54 +0800 — source: Informix-list mailing list archive (1991-1998)

%UNIPLEX %TO informix-list@rmy.emory.edu %FROM rridley %SYSTEM DHLNET %SUBJECT Re: Query Optimism %VERIFY y %DATE 29/03/93 16:30 %REFERENCE 17053 Organization: Informix Software, Inc. Re: >In article <billd.733006990@cheetah>, billd@informix.com (William >Daul) writes: |> >|> From: Spring 1987 TechNotes >|> >|> Query Optimization >|> ================== >|> >Uh, Bill? This article is on the Rule-Based optimizer, which we >have not used since 1989 (the 4.0 release of products). >Note to all c.d.i readers: the article posted does not apply to 4.0 >and later releases of Informix products, where our Cost-Based >optimizer was implemented. Is there any later article (or documentation) that deals with 4.0 and later versions? Thanks for any info, Richard Ridley %UEND