sgbd_pdo_pgsql.php

<?php
/*
This file is part of Mkframework.

Mkframework is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License.

Mkframework 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
along with Mkframework.  If not, see <http://www.gnu.org/licenses/>.

*/
class sgbd_pdo_pgsql extends abstract_sgbd_pdo{
    
    public static function getInstance($sConfig){
        return self::_getInstance(__CLASS__,$sConfig);
    }
    
    public function getListColumn($sTable){
        $pRs=$this->query(sgbd_syntax_pgsql::getListColumn($sTable));
        $tObj=array();
        
        if(empty($pRs)){
            return null;
        }
        
        while($tRow=$pRs->fetch(PDO::FETCH_NUM)){
            $tObj[]=$tRow[0];
        }
        return $tObj;
    }
    public function getListTable(){
        $pRs=$this->query(sgbd_syntax_pgsql::getListTable());
        
        if(empty($pRs)){
            return null;
        }
        
        $tObj=array();
        while($tRow=$pRs->fetch(PDO::FETCH_NUM)){
            $tObj[]=$tRow[0];
        }
        return $tObj;
    }

    protected function connect(){
        if(empty($this->_pDb)){
            $this->_pDb=new PDO(
                        $this->_tConfig[$this->_sConfig.'.dsn'],
                        $this->_tConfig[$this->_sConfig.'.username'],
                        $this->_tConfig[$this->_sConfig.'.password']
            );
        }
    }
    public function getLastInsertId(){
        $pRs=$this->query(sgbd_syntax_pgsql::getLastInsertId());
        
        if(empty($pRs)){
            return null;
        }
        $tRow=$pRs->fetch(PDO::FETCH_NUM);
        return (int)$tRow[0];
    }
    
    public function getWhereAll(){
        return '1=1';
    }
    
}