Empty flat view is added to non-indexed collection invalidly

[beikov]

Description

When e.g. left joining an empty element collection and mapping that to a non-indexed collection e.g. a set, an empty embeddable is currently added although the collection should be empty instead.

Expected behavior

Actual behavior

Steps to reproduce

Environment

Version: 1.3.0
JPA-Provider:
DBMS:
Application Server: