Re: SQL---Parse Tree Generator needed (Rick Snodgrass)
Tue, 4 Jan 1994 23:09:07 GMT

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Newsgroups: comp.compilers
From: (Rick Snodgrass)
Keywords: SQL, parse
Organization: U of Arizona, CS Dept, Tucson
References: 93-12-104
Date: Tue, 4 Jan 1994 23:09:07 GMT

|> I have found the LEX/YACC grammar for SQL a while ago. I am now wondering
|> if anyone has enriched such a grammar by semantic actions producing a
|> parse tree of a given statement?

The MultiCal System (available in tsql/multical on
includes just such an animal. The resulting parse tree is an ASCII file
that can be viewed using the tools available in the Scorpion System (found
in the scorpion directory at the same FTP site). See the README files in
these directories for more information. Everything is in the public

Richard Snodgrass Internet:
Associate Professor AT&T: (602) 621-6370
Department of Computer Science FAX: (602) 621-4246
University of Arizona Tucson, AZ 85721

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