"Invalid call to memory usage tracker, could not find function" with explain, executonStats, $sample size 0

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    • Type: Bug
    • Resolution: Fixed
    • Priority: Major - P3
    • 8.1.0-rc0, 8.0.10
    • Affects Version/s: None
    • Component/s: None
    • None
    • Query Execution
    • Fully Compatible
    • ALL
    • v8.0
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foo.aggregate([ {'$count': 'num'}, {'$sample': {'size': 0}}]).explain("executionStats")
MongoServerError[Location5466400]: Invalid call to memory usage tracker, could not find function num

       

      Show
        foo.aggregate([ { '$count' : 'num' }, { '$sample' : { 'size' : 0}}]).explain( "executionStats" ) MongoServerError[Location5466400]: Invalid call to memory usage tracker, could not find function num  
    • QE 2024-07-22, QE 2024-08-05, QE 2024-08-19, QE 2024-09-02, QE 2024-09-16
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    • 3
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      Calling explain + executionStats on a pipeline that contains $sample with size=0 results in

      MongoServerError[Location5466400]: Invalid call to memory usage tracker, could not find function num

       

      or 

      Invalid call to memory usage tracker, could not find function count

              Assignee:
              Ivan Fefer
              Reporter:
              Philip Stoev
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                Created:
                Updated:
                Resolved: