== Abstract Syntax Tree ==
LogicalSink(table=[fluss.nexmark.output_6bb9d19146d04307b2fac4e0f964b8dd], fields=[auction, bidder, price, channel, url, dateTime, extra, rank_number])
+- LogicalProject(auction=[$0], bidder=[$1], price=[$2], channel=[$3], url=[$4], dateTime=[$5], extra=[$6], rank_number=[$7])
   +- LogicalFilter(condition=[<=($7, 10)])
      +- LogicalProject(auction=[$0], bidder=[$1], price=[$2], channel=[$3], url=[$4], dateTime=[$5], extra=[$6], rank_number=[ROW_NUMBER() OVER (PARTITION BY $0 ORDER BY $2 DESC NULLS LAST)])
         +- LogicalProject(auction=[$3.auction], bidder=[$3.bidder], price=[$3.price], channel=[$3.channel], url=[$3.url], dateTime=[$5], extra=[$3.extra])
            +- LogicalFilter(condition=[=($0, 2)])
               +- LogicalProject(event_type=[$0], person=[$1], auction=[$2], bid=[$3], dateTime=[$4], rowtime=[$5])
                  +- LogicalWatermarkAssigner(rowtime=[rowtime], watermark=[-($5, 4000:INTERVAL SECOND)])
                     +- LogicalProject(event_type=[$0], person=[$1], auction=[$2], bid=[$3], dateTime=[$4], rowtime=[TO_TIMESTAMP_LTZ($4, 3)])
                        +- LogicalTableScan(table=[[fluss, nexmark, events]])

== Optimized Physical Plan ==
Sink(table=[fluss.nexmark.output_6bb9d19146d04307b2fac4e0f964b8dd], fields=[auction, bidder, price, channel, url, dateTime, extra, rank_number])
+- ArrowToRowData(reuseBarrier=[2026])
   +- NativeCalc(reuseBarrier=[2025])
      +- NativeColumnarTopN(reuseBarrier=[2024])
         +- NativeColumnarExchange(reuseBarrier=[2023])
            +- NativeCalc(reuseBarrier=[2022])
               +- NativeFlussSource(table=[nexmark.events], reuseBarrier=[2021])

== Optimized Execution Plan ==
Sink(table=[fluss.nexmark.output_6bb9d19146d04307b2fac4e0f964b8dd], fields=[auction, bidder, price, channel, url, dateTime, extra, rank_number])
+- ArrowToRowData
   +- NativeCalc
      +- NativeColumnarTopN
         +- NativeColumnarExchange
            +- NativeCalc
               +- NativeFlussSource(table=[nexmark.events])

== Physical Execution Plan ==
{
  "nodes" : [ {
    "id" : 3187,
    "type" : "Source: native-fluss-source",
    "pact" : "Data Source",
    "contents" : "Source: native-fluss-source",
    "parallelism" : 4
  }, {
    "id" : 3188,
    "type" : "NativeCalcExecNode[1970]",
    "pact" : "Operator",
    "contents" : "[1970]:NativeCalc",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3187,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3189,
    "type" : "NativeColumnarExchangeExecNode[1971]",
    "pact" : "Operator",
    "contents" : "[1971]:NativeColumnarExchange",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3188,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3191,
    "type" : "NativeColumnarTopNExecNode[1972]",
    "pact" : "Operator",
    "contents" : "[1972]:NativeColumnarTopN",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3189,
      "ship_strategy" : "columnar-key-group",
      "side" : "second"
    } ]
  }, {
    "id" : 3192,
    "type" : "NativeCalcExecNode[1973]",
    "pact" : "Operator",
    "contents" : "[1973]:NativeCalc",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3191,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3193,
    "type" : "ArrowToRowDataExecNode[1974]",
    "pact" : "Operator",
    "contents" : "[1974]:ArrowToRowData",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3192,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3194,
    "type" : "ConstraintEnforcer[1975]",
    "pact" : "Operator",
    "contents" : "[1975]:ConstraintEnforcer[NotNullEnforcer(fields=[auction, rank_number])]",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3193,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3195,
    "type" : "StreamRecordTimestampInserter[1975]",
    "pact" : "Operator",
    "contents" : "[1975]:StreamRecordTimestampInserter(rowtime field: 5)",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3194,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3200,
    "type" : "Sink(nexmark.output_6bb9d19146d04307b2fac4e0f964b8dd): Writer",
    "pact" : "Operator",
    "contents" : "Sink(nexmark.output_6bb9d19146d04307b2fac4e0f964b8dd): Writer",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3195,
      "ship_strategy" : "BUCKET",
      "side" : "second"
    } ]
  } ]
}