• optimized query physical plan to omit all mailbox
  • non-leaf will also get omit
  • multiple worker within a server will also get omit
  • all places with contextual info are now
    • printed as the following format: <PREFIX>[<FRAGMENT_ID>]@<HOSTNAME>:<PORT>|[<WORKER_ID>],
    • with multiple instances of the context, the format will be wrapped in { and } in a comma-separated list.

...
              └── [1]@localhost:1|[1] PROJECT
                  └── [1]@localhost:1|[1] JOIN
                      ├── [1]@localhost:1|[1] MAIL_RECEIVE(HASH_DISTRIBUTED)
                      │   ├── [2]@localhost:2|[2] MAIL_SEND(HASH_DISTRIBUTED)->{[1]@localhost:2|[2, 3],[1]@localhost:1|[0, 1]} (Subtree Omitted)
                      │   ├── [2]@localhost:2|[3] MAIL_SEND(HASH_DISTRIBUTED)->{[1]@localhost:2|[2, 3],[1]@localhost:1|[0, 1]} (Subtree Omitted)
...

• support other plan parsing in ResourceBasedQueryPlansTest
  • regex replace supported feature such as AS ..., ...ATTRIBUTES
  • WITH ... is not supported as we don't actually have corresponding processing on this variance yet.

This also addresses the verbose issue of subtree omit in #11272