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Issue No. 09 - September (1992 vol. 18)
ISSN: 0098-5589
pp: 840-849
<p>The potential benefits obtained when context-free grammars are used to define complex objects in the relational model are demonstrated. The grammar formalism facilitates relational queries on the hierarchical structure of these objects and promotes the use of grammar-based tools as front ends to relational database systems.</p>
context-free grammars; complex objects; relational model; grammar formalism; relational queries; hierarchical structure; grammar-based tools; front ends; relational database systems; context-free grammars; query processing; relational databases; user interfaces

L. Mark and R. Cochrane, "Grammars and Relations," in IEEE Transactions on Software Engineering, vol. 18, no. , pp. 840-849, 1992.
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