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<?php
/**
 * @package     Joomla.Platform
 * @subpackage  Database
 *
 * @copyright   (C) 2013 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE
 */

defined('JPATH_PLATFORM') or die;

/**
 * PostgreSQL database iterator.
 *
 * @since       3.2.0
 * @deprecated  4.0  Use PDO PostgreSQL instead
 */
class JDatabaseIteratorPostgresql extends JDatabaseIterator
{
	/**
	 * Get the number of rows in the result set for the executed SQL given by the cursor.
	 *
	 * @return  integer  The number of rows in the result set.
	 *
	 * @since   3.2.0
	 * @see     Countable::count()
	 */
	public function count()
	{
		return pg_num_rows($this->cursor);
	}

	/**
	 * Method to fetch a row from the result set cursor as an object.
	 *
	 * @return  mixed   Either the next row from the result set or false if there are no more rows.
	 *
	 * @since   3.2.0
	 */
	protected function fetchObject()
	{
		return pg_fetch_object($this->cursor, null, $this->class);
	}

	/**
	 * Method to free up the memory used for the result set.
	 *
	 * @return  void
	 *
	 * @since   3.2.0
	 */
	protected function freeResult()
	{
		pg_free_result($this->cursor);
	}
}