File: example_sql.php

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File: example_sql.php
Role: Example script
Content type: text/plain
Description: usage example
Class: Pragmatic BNF-a-like parser
Parse language source with a BNF grammar syntax
Author: By
Last change: usage example of a sql parser
Date: 9 years ago
Size: 1,947 bytes



Class file image Download
   * Title: Usage example of the Pragmatic BNF-a-like parser
   * Filename: example_sql.php
   * Version: 0.2
   * Author: Richard Keizer
   * Email: ra dot keizer at gmail dot com
   * COPYRIGHT (c) 2011 Richard Keizer
   * The source code included in this package is free software; you can
   * redistribute it and/or modify it under the terms of the GNU General Public
   * License as published by the Free Software Foundation. This license can be
   * read at:
   * This program is distributed in the hope that it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
   * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
   * the SQL grammar used herein is just a small subset of the
   * real deal, it just serves as an example how to write a grammar file.
   * note Parts of the regex used by the tokenizer come from an unknown source.
   * I rewrote it to fit my needs, I hope I don't violate anyones license.
   * pls contact me to get proper credits!
ini_set('display_errors', 1);
$parser = new Parser(
SQLLexer('SELECT a,b,c FROM BOOKSTORE.authors WHERE (age<150) OR (lastname IN ("Verne", "Dickens"))')

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