Cache in C-ISAM

Posted in 1992

Walt Hultgren {rmy} — Tue, 11 Feb 92 02:06:04 -0500 — source: Informix-list mailing list archive (1991-1998)

Path: emory!sol.ctr.columbia.edu!zaphod.mps.ohio-state.edu!qt.cs.utexas.edu!cs.utexas.edu!uunet!shearson.com!newshost!fsmadja From: fsmadja@figment.shearson.com (Frank Smadja) Newsgroups: comp.databases.informix Message-ID: <FSMADJA.92Feb10133757@figment.shearson.com> Date: 10 Feb 92 18:37:57 GMT References: <wemhoff.697427191@judy.cs.iastate.edu> Sender: news@shearson.com (News) Reply-To: fsmadja@alfred.shearson.com Organization: Lehman Brothers In-Reply-To: wemhoff@cs.iastate.edu's message of Fri, 7 Feb 1992 01:46:31 GMT Hi there: Anybody knows how to get some control over the cache mechanism used by C-ISAM? In particular, I want to know: + Can we change the page replacement strategy? (LRU vs MRU for ex) + Can I voluntarily flush out the cache? + Can I prefetch a whole chunk of the file to cache ? (instead of doing it on a need basis). Thanks, Any hint would be interesting, Frank