protected function _release_lock()
{
return parent::_release_lock($session_id);
}
/**
* Release lock
*
* Releases a previously acquired lock
*
* @return bool
*/
protected function _release_lock()
{
if (!$this->_lock) {
return TRUE;
}
if ($this->_platform === 'mysql') {
if ($this->_db->query("SELECT RELEASE_LOCK('" . $this->_lock . "') AS ci_session_lock")->row()->ci_session_lock) {
$this->_lock = FALSE;
return TRUE;
}
return FALSE;
} elseif ($this->_platform === 'postgre') {
if ($this->_db->simple_query('SELECT pg_advisory_unlock(' . $this->_lock . ')')) {
$this->_lock = FALSE;
return TRUE;
}
return FALSE;
}
return parent::_release_lock();
}