Projection: CAST(SUM(lineitem.l_extendedprice) AS Float64) / Float64(7) AS avg_yearly
  Aggregate: groupBy=[[]], aggr=[[SUM(lineitem.l_extendedprice)]]
    Filter: CAST(lineitem.l_quantity AS Decimal128(30, 15)) < CAST(__scalar_sq_1.__value AS Decimal128(30, 15))
      Inner Join: part.p_partkey = __scalar_sq_1.l_partkey, lineitem.l_partkey = __scalar_sq_1.l_partkey
        Inner Join: lineitem.l_partkey = part.p_partkey
          TableScan: lineitem projection=[l_partkey, l_quantity, l_extendedprice]
          Filter: part.p_brand = Utf8("Brand#23") AND part.p_container = Utf8("MED BOX")
            TableScan: part projection=[p_partkey, p_brand, p_container]
        SubqueryAlias: __scalar_sq_1
          Projection: lineitem.l_partkey, Float64(0.2) * CAST(AVG(lineitem.l_quantity) AS Float64) AS __value
            Aggregate: groupBy=[[lineitem.l_partkey]], aggr=[[AVG(lineitem.l_quantity)]]
              TableScan: lineitem projection=[l_partkey, l_quantity]