=== Stage 1 ===
ShuffleWriterExec: partitioning: UnknownPartitioning(1)
  ProjectionExec: expr=[sum(lineitem.l_extendedprice * lineitem.l_discount)@0 as revenue]
    AggregateExec: mode=Single, gby=[], aggr=[sum(lineitem.l_extendedprice * lineitem.l_discount)]
      FilterExec: l_shipdate@3 >= 1994-01-01 AND l_shipdate@3 < 1995-01-01 AND l_discount@2 >= 0.05 AND l_discount@2 <= 0.07 AND l_quantity@0 < 24.00, projection=[l_extendedprice@1, l_discount@2]
        StatsExec: rows=600037902
