Questione giuridica chiave
Whether the refusal of joinder was challengeable and whether the cantonal court applied the correct remedy under CPC/VD and CPC.
Decisione estratta
The refusal of joinder had to be reviewed by limited appeal, not by ordinary appeal.
Motivazione estratta
The Federal Supreme Court held that, despite wording differences, both admission and refusal of joinder fall under the cantonal complaint remedy limited to points of law.