public function connect($dbType, $dbDescription)
    {
        $db = $this->_connect($dbType, $dbDescription);
        $db->listTables();
        return true;
    }
public function connect($dbType, $dbDescription)
    {
        $db = $this->_connect($dbType, $dbDescription);
        $db->listTables();
        return true;
    }
public function connect ( $ dbType , $ dbDescription ) { $ db = $ this -> _connect ( $ dbType , $ dbDescription ) ; $ db -> listTables ( ) ; return true ; }
Test database connection

@param string $dbType Database adapter type for Zend_Db
@param array|object $dbDescription Adapter-specific connection settings
@return bool
@see Zend_Db::factory()
Test database connection