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File: Sql_Parser/Sql_ParserUnion.class.php

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  Classes of Tom Schaefer  >  SQL Parse and Compile  >  Sql_Parser/Sql_ParserUnion.class.php  >  Download  
File: Sql_Parser/Sql_ParserUnion.class.php
Role: Class source
Content type: text/plain
Description: parses union statement into object
Class: SQL Parse and Compile
Parse and compose SQL queries programatically
Author: By
Last change: elim. typo error
Date: 2008-12-13 03:05
Size: 837 bytes
 

Contents

Class file image Download
<?php

/**
 *
 * Sql_ParserUnion
 * @package Sql
 * @subpackage Sql_Parser
 * @author Thomas Schäfer
 * @since 30.11.2008 07:49:30
 * @desc parses a sql Union into object
 */

/**
 *
 * Sql_ParserUnion
 * @package Sql
 * @subpackage Sql_Parser
 * @author Thomas Schäfer
 * @since 30.11.2008 07:49:30
 * @desc parses a sql Union into object
 */
class Sql_ParserUnion implements Sql_InterfaceParser {

    public static function doParse($subSelect = false) 
    {
        $tree = array('Command' => 'union');
        
        $SQL = Sql_Object::lexer()->string;
        $selects = preg_split('/union/i', $SQL);
        
        foreach($selects as $index => $select) {
            $object = new Sql_Parser($select);
            $tree["Union"][] = $object->parse();    
        }
        return $tree;        
    }

    public static function parse(){
        return self::doParse();
    }
}