home *** CD-ROM | disk | FTP | other *** search
- Path: sparky!uunet!cis.ohio-state.edu!ucbvax!agate!biosci!uwm.edu!rutgers!micro-heart-of-gold.mit.edu!uw-beaver!cs.ubc.ca!newsserver.sfu.ca!sfu.ca!wolfgang
- From: wolfgang@fraser.sfu.ca (Wolfgang Richter)
- Newsgroups: comp.databases.sybase
- Subject: Re: Max IN clause
- Message-ID: <wolfgang.726345501@sfu.ca>
- Date: 6 Jan 93 18:38:21 GMT
- References: <ROB.93Jan5115202@fosters.med.utah.edu>
- Sender: news@sfu.ca
- Distribution: comp.database.sybase
- Organization: Simon Fraser University, Burnaby, B.C., Canada
- Lines: 27
-
- rob@fosters.med.utah.edu (Rob Sargent) writes:
-
-
- >Has anyone seen any doc on How large the IN () clause can be if stack with constants.
-
- >We may want to stick a large number of ints in parens to avoid a
- >joint. Upper bound = query_buf size?
-
- >Thanks,
- >rjs
-
- >--
- >Rob Sargent s-mail: Dept. of Human Genetics
- >e-mail: rob@fosters.med.utah.edu U. of Utah Medical School
- > Eccles Genetics Bldg
- > Salt Lake City, Utah 84112
-
- Correct me if I'm wrong, but doesn't Sybase convert an expression with
- IN to a JOIN behind the scenes before executing the query? So you will
- not really be avoiding a JOIN.
- --
- -- Wolfgang Richter (e-mail: wolfgang@sfu.ca)
- -- Academic Computing Services
- -- Simon Fraser University
- -- Burnaby, B.C.
- -- Canada V5A 1S6
- -- Phone: 604-291-4449
-