Fix "unable to join two streams" tassert

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    • Type: Bug
    • Resolution: Fixed
    • Priority: Major - P3
    • 8.3.0-rc0
    • Affects Version/s: None
    • Component/s: None
    • None
    • Query Execution
    • Fully Compatible
    • ALL
    • QE 2026-02-02
    • None
    • None
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      The stage builders hit "Cannot join two streams having two different result objects" thrown in the test body." (11158603) for a QSN like:

      HJ [extra = x.a]
      leftEmbeddingField: "none"
      rightEmbeddingField: "none"
      |.      |
      |.      HJ [c = c]
      |       leftEmbeddingField: "x"
      |       rightEmbeddingField: "z"
      |       |.       |
      |.      |.       COLLSCAN test.basic_joins_md_foreign3
      |.      |
      |.      COLLSCAN test.basic_joins_md_foreign1
      |
      PROJECTION_DEFAULT
      transformBy: {  "_id" : true,  "a" : true,  "extra" : "$a" }
      |
      COLLSCAN [test.basic_joins_md]
      direction: "forward"

       

            Assignee:
            Alberto Massari
            Reporter:
            Alya Berciu
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              Created:
              Updated:
              Resolved: