Question
Consider the following grammar: Elts ::= A plus B A ::= A id | id B ::= B id | id Assume that a tokenizer
Consider the following grammar:
Elts ::= A plus B
A ::= A id | id
B ::= B id | id
Assume that a tokenizer has already imbued each id with a value field that contains the name of the identifier. Write an SDD that sets the Elt translation to be set of identifier names mentioned under a B nonterminal, but never mentioned under an A nonterminal.
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Database Concepts
Authors: David M. Kroenke, David J. Auer
7th edition
133544621, 133544626, 0-13-354462-1, 978-0133544626
