/**
* Returns the row number
*
* @return int|bool|MDB2_Error true on success, false|MDB2_Error if result is invalid
* @access public
*/
public function key()
{
if ($this->result) {
return $this->result->rowCount();
}
return false;
}
/**
* Constructor
*/
function MDB2_Result_mysql(&$mdb, &$result)
{
parent::MDB2_Result_Common($mdb, $result);
}
/**
* Constructor
*/
function MDB2_Result_mssql(&$mdb, &$result, $offset, $limit)
{
parent::MDB2_Result_Common($mdb, $result);
if ($offset || $limit) {
$this->limits = array('offset' => $offset, 'limit' => $limit, 'count' => 0);
}
}
/**
* Determine whether the value of a query result located in given row and
* field is a null.
*
* @param int $rownum number of the row where the data can be found
* @param int $colnum field number where the data can be found
* @return mixed true or false on success, a MDB2 error on failure
* @access public
*/
function resultIsNull($rownum, $colnum)
{
if ($this->mdb->options['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL) {
return parent::resultIsNull($rownum, $colnum);
}
$value = pg_field_is_null($this->result, $rownum, $colnum);
if (!$value) {
if (is_null($this->result)) {
return $this->mdb->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null, 'fetch: resultset has already been freed');
}
}
return (bool) $value;
}
/**
* @param MDB2_Result_Common $result the query result to check
* @param type $rownum the row in the $result to check
* @param type $data the expected data
* @return bool
*/
public function verifyFetchedValues(&$result, $rownum, $data)
{
$row = $result->fetchRow(MDB2_FETCHMODE_ASSOC, $rownum);
if (!is_array($row)) {
$result->free();
$this->fail('Error result row is not an array');
return;
}
foreach ($this->fields as $field => $type) {
$value = $row[$field];
if ($type == 'float') {
$delta = 1.0E-10;
} else {
$delta = 0;
}
$this->assertEquals($data[$field], $value, "the value retrieved for field \"{$field}\" doesn't match what was stored into the rownum {$rownum}", $delta);
}
}
/**
* Constructor
*/
function MDB2_Result_querysim(&$mdb, &$result)
{
parent::MDB2_Result_Common($mdb, $result);
}
