Subquery.class.php

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<?php
/* Copyright (C) NAVER <http://www.navercorp.com> */

class Subquery extends Query
{

    var $alias;

    var $join_type;

    function __construct($alias, $columns, $tables, $conditions, $groups, $orderby, $limit, $join_type = null)
    {
        $this->alias = $alias;

        $this->queryID = null;
        $this->action = "select";

        $this->columns = $columns;
        $this->tables = $tables;
        $this->conditions = $conditions;
        $this->groups = $groups;
        $this->orderby = $orderby;
        $this->limit = $limit;
        $this->join_type = $join_type;
    }

    function getAlias()
    {
        return $this->alias;
    }

    function isJoinTable()
    {
        if($this->join_type)
        {
            return true;
        }
        return false;
    }

    function toString($with_values = true)
    {
        $oDB = &DB::getInstance();

        return '(' . $oDB->getSelectSql($this, $with_values) . ')';
    }

    function isSubquery()
    {
        return true;
    }

}
/* End of file Subquery.class.php */
/* Location: ./classes/db/queryparts/Subquery.class.php */