/**
* sendQuery
*
* Return executed PDOStatement result object
*
* @param string Query string
* @param array Parameters for placeholders
* @return PDOStatement Result object
*/
public function sendQuery($queryString, array $queryParams = array())
{
try {
DBI::addToStat($queryString);
$stmt = $this->_PDO->prepare($queryString);
$stmt->execute($queryParams);
} catch (PDOException $e) {
if ($this->_PDO->inTransaction()) {
$this->_PDO->rollBack();
}
throw new SystemErrorException(array('title' => 'Database error', 'description' => $e->getMessage()));
}
return $stmt;
}
