DDC-3865: [GH-1487] [DDC-3864] Support any ordering of fields in partial object query with embeddable

[doctrinebot]

Jira issue originally created by user @doctrinebot:

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

Url: #1487

Message:

Current implementation of partial object query with embeddables breaks when first attribute in field set is embeddable attribute:

SELECT PARTIAL u.{name.first, id} FROM User

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1487] was assigned:
#1487

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-1487] was merged:
#1487

[doctrinebot]

Issue was closed with resolution "Fixed"