DDC-3647: [GH-1354] [RFC] Added support for OneToMany with orphanRemoval.

[doctrinebot]

Jira issue originally created by user @doctrinebot:

This issue is created automatically through a Github pull request on behalf of guilhermeblanco:

Url: #1354

Message:

Replacing entire collection now deletes the replaced collection (scheduled for deletion). No event handling is done as it happens at DBAL level.

Fixes DDC-3644

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1354] was assigned:
#1354

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1354] was labeled:
#1354

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1354] was labeled:
#1354

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1354] was closed:
#1354

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1354] was unlabeled:
#1354

[doctrinebot]

Issue was closed with resolution "Fixed"