ActiveRecord
Scenarios
Possible scenario formats supported by ActiveRecord:
public function scenarios()
{
return [
// attributes array, all operations won't be wrapped with transaction
'scenario1' => ['attribute1', 'attribute2'],
// insert and update operations will be wrapped with transaction, delete won't be wrapped
'scenario2' => [
'attributes' => ['attribute1', 'attribute2'],
'atomic' => [self::OP_INSERT, self::OP_UPDATE],
],
];
}