December 2014 Archives

A Marpa-powered SQL-2003 parser

This blog entry is to announce MarpaX-Languages-SQL2003-AST, a Marpa::R2 SQL-2003 parser.

The SQL language is quite big, and consist of approximately ~2500 production rules, and almost as many terminal tokens.

Thanks to Ron's SQL page, the EBNF describing SQL was translated to Marpa::R2's Scanless BNF.

The most interesting things behi…

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