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<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author Rick Ellis
* @copyright Copyright (c) 2006, EllisLab, Inc.
* @license http://www.codeigniter.com/user_guide/license.html
* @link http://www.codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Postgres Result Class
*
* This class extends the parent result class: CI_DB_result
*
* @category Database
* @author Rick Ellis
* @link http://www.codeigniter.com/user_guide/database/
*/
class CI_DB_postgre_result extends CI_DB_result {
/**
* Number of rows in the result set
*
* @access public
* @return integer
*/
function num_rows()
{
return @pg_num_rows($this->result_id);
}
// --------------------------------------------------------------------
/**
* Number of fields in the result set
*
* @access public
* @return integer
*/
function num_fields()
{
return @pg_num_fields($this->result_id);
}
// --------------------------------------------------------------------
/**
* Fetch Field Names
*
* Generates an array of column names
*
* @access public
* @return array
*/
function list_fields()
{
$field_names = array();
for ($i = 0; $i < $this->num_fields(); $i++)
{
$field_names[] = pg_field_name($this->result_id, $i);
}
return $field_names;
}
// Deprecated
function field_names()
{
return $this->list_fields();
}
// --------------------------------------------------------------------
/**
* Field data
*
* Generates an array of objects containing field meta-data
*
* @access public
* @return array
*/
function field_data()
{
$retval = array();
for ($i = 0; $i < $this->num_fields(); $i++)
{
$F = new stdClass();
$F->name = pg_field_name($this->result_id, $i);
$F->type = pg_field_type($this->result_id, $i);
$F->max_length = pg_field_size($this->result_id, $i);
$F->primary_key = $i == 0;
$F->default = '';
$retval[] = $F;
}
return $retval;
}
// --------------------------------------------------------------------
/**
* Free the result
*
* @return null
*/
function free_result()
{
if (is_resource($this->result_id))
{
pg_free_result($this->result_id);
$this->result_id = FALSE;
}
}
// --------------------------------------------------------------------
/**
* Data Seek
*
* Moves the internal pointer to the desired offset. We call
* this internally before fetching results to make sure the
* result set starts at zero
*
* @access private
* @return array
*/
function _data_seek($n = 0)
{
return pg_result_seek($this->result_id, $n);
}
// --------------------------------------------------------------------
/**
* Result - associative array
*
* Returns the result set as an array
*
* @access private
* @return array
*/
function _fetch_assoc()
{
return pg_fetch_assoc($this->result_id);
}
// --------------------------------------------------------------------
/**
* Result - object
*
* Returns the result set as an object
*
* @access private
* @return object
*/
function _fetch_object()
{
return pg_fetch_object($this->result_id);
}
}
?>
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