DDC-3258: [GH-1113] Added support for composite primary key on findBy methods and Criteria

[doctrinebot]

Jira issue originally created by user @doctrinebot:

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

Url: #1113

Message:

Hi!
I tried to implement the matching of entities that uses composite primary keys...

Any suggestion?

[doctrinebot]

• is duplicated by DDC-3260: [GH-1114] Composite pk break test
• is duplicated by DDC-3316: [GH-1141] Always allow proxies on ToOne associations

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1113] was assigned:
#1113

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1113] was closed:
#1113

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1113] was reopened:
#1113

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1113] was labeled:
#1113

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1113] was labeled:
#1113

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1113] was closed:
#1113

[doctrinebot]

Issue was closed with resolution "Fixed"