== Abstract Syntax Tree ==
LogicalSink(table=[fluss.nexmark.output_6ef8bd13eb9b4a198f7597294d7fd662], fields=[auction, num])
+- LogicalProject(auction=[$0], num=[$1])
   +- LogicalJoin(condition=[AND(=($2, $5), =($3, $6), >=($1, $4))], joinType=[inner])
      :- LogicalProject(auction=[$0], num=[$3], starttime=[$1], endtime=[$2])
      :  +- LogicalAggregate(group=[{0, 1, 2}], num=[COUNT()])
      :     +- LogicalProject(auction=[$0], starttime=[$7], endtime=[$8])
      :        +- LogicalTableFunctionScan(invocation=[HOP(TABLE(#0), DESCRIPTOR(_UTF-16LE'dateTime'), 2000:INTERVAL SECOND, 10000:INTERVAL SECOND)], rowType=[RecordType(BIGINT auction, BIGINT bidder, BIGINT price, VARCHAR(2147483647) channel, VARCHAR(2147483647) url, TIMESTAMP_LTZ(3) *ROWTIME* dateTime, VARCHAR(2147483647) extra, TIMESTAMP(3) window_start, TIMESTAMP(3) window_end, TIMESTAMP_LTZ(3) *ROWTIME* window_time)])
      :           +- LogicalProject(auction=[$0], bidder=[$1], price=[$2], channel=[$3], url=[$4], dateTime=[$5], extra=[$6])
      :              +- 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]])
      +- LogicalProject(maxn=[$2], starttime=[$0], endtime=[$1])
         +- LogicalAggregate(group=[{0, 1}], maxn=[MAX($2)])
            +- LogicalProject(starttime=[$1], endtime=[$2], num=[$0])
               +- LogicalProject(num=[$3], starttime=[$1], endtime=[$2])
                  +- LogicalAggregate(group=[{0, 1, 2}], num=[COUNT()])
                     +- LogicalProject(auction=[$0], starttime=[$7], endtime=[$8])
                        +- LogicalTableFunctionScan(invocation=[HOP(TABLE(#0), DESCRIPTOR(_UTF-16LE'dateTime'), 2000:INTERVAL SECOND, 10000:INTERVAL SECOND)], rowType=[RecordType(BIGINT auction, BIGINT bidder, BIGINT price, VARCHAR(2147483647) channel, VARCHAR(2147483647) url, TIMESTAMP_LTZ(3) *ROWTIME* dateTime, VARCHAR(2147483647) extra, TIMESTAMP(3) window_start, TIMESTAMP(3) window_end, TIMESTAMP_LTZ(3) *ROWTIME* window_time)])
                           +- LogicalProject(auction=[$0], bidder=[$1], price=[$2], channel=[$3], url=[$4], dateTime=[$5], extra=[$6])
                              +- 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 ==
NativeFlussSink(reuseBarrier=[2680])
+- NativeCalc(reuseBarrier=[2679])
   +- NativeWindowJoin(reuseBarrier=[2678])
      :- NativeColumnarExchange(reuseBarrier=[2653])
      :  +- NativeColumnarGlobalWindowAggregate(reuseBarrier=[2652])
      :     +- NativeColumnarExchange(reuseBarrier=[2651])
      :        +- NativeColumnarLocalWindowAggregate(reuseBarrier=[2650])
      :           +- NativeCalc(reuseBarrier=[2649])
      :              +- NativeCalc(reuseBarrier=[2648])
      :                 +- NativeShare(consumers=[2], shareToken=[2646])
      :                    +- NativeFlussSource(table=[nexmark.events], shareToken=[2646])
      +- NativeColumnarExchange(reuseBarrier=[2677])
         +- NativeColumnarGlobalWindowAggregate(reuseBarrier=[2676])
            +- NativeColumnarExchange(reuseBarrier=[2675])
               +- NativeColumnarLocalWindowAggregate(reuseBarrier=[2674])
                  +- NativeCalc(reuseBarrier=[2673])
                     +- NativeColumnarGlobalWindowAggregate(reuseBarrier=[2672])
                        +- NativeColumnarExchange(reuseBarrier=[2671])
                           +- NativeColumnarLocalWindowAggregate(reuseBarrier=[2670])
                              +- NativeCalc(reuseBarrier=[2669])
                                 +- NativeCalc(reuseBarrier=[2668])
                                    +- NativeShare(consumers=[2], shareToken=[2646])
                                       +- NativeFlussSource(table=[nexmark.events], shareToken=[2646])

== Optimized Execution Plan ==
NativeFlussSink
+- NativeCalc
   +- NativeWindowJoin
      :- NativeColumnarExchange
      :  +- NativeColumnarGlobalWindowAggregate
      :     +- NativeColumnarExchange
      :        +- NativeColumnarLocalWindowAggregate
      :           +- NativeCalc
      :              +- NativeCalc
      :                 +- NativeShare(consumers=[2])(reuse_id=[1])
      :                    +- NativeFlussSource(table=[nexmark.events])
      +- NativeColumnarExchange
         +- NativeColumnarGlobalWindowAggregate
            +- NativeColumnarExchange
               +- NativeColumnarLocalWindowAggregate
                  +- NativeCalc
                     +- NativeColumnarGlobalWindowAggregate
                        +- NativeColumnarExchange
                           +- NativeColumnarLocalWindowAggregate
                              +- NativeCalc
                                 +- NativeCalc
                                    +- Reused(reference_id=[1])

== Physical Execution Plan ==
{
  "nodes" : [ {
    "id" : 3847,
    "type" : "Source: native-fluss-source",
    "pact" : "Data Source",
    "contents" : "Source: native-fluss-source",
    "parallelism" : 4
  }, {
    "id" : 3848,
    "type" : "NativeShareExecNode[2430]",
    "pact" : "Operator",
    "contents" : "[2430]:NativeShare(consumers=[2])",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3847,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3849,
    "type" : "NativeCalcExecNode[2431]",
    "pact" : "Operator",
    "contents" : "[2431]:NativeCalc",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3848,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3850,
    "type" : "NativeCalcExecNode[2432]",
    "pact" : "Operator",
    "contents" : "[2432]:NativeCalc",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3849,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3851,
    "type" : "NativeColumnarLocalWindowAggExecNode[2433]",
    "pact" : "Operator",
    "contents" : "[2433]:NativeColumnarLocalWindowAggregate",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3850,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3852,
    "type" : "NativeColumnarExchangeExecNode[2434]",
    "pact" : "Operator",
    "contents" : "[2434]:NativeColumnarExchange",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3851,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3854,
    "type" : "NativeColumnarGlobalWindowAggExecNode[2435]",
    "pact" : "Operator",
    "contents" : "[2435]:NativeColumnarGlobalWindowAggregate",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3852,
      "ship_strategy" : "columnar-key-group",
      "side" : "second"
    } ]
  }, {
    "id" : 3855,
    "type" : "NativeColumnarExchangeExecNode[2436]",
    "pact" : "Operator",
    "contents" : "[2436]:NativeColumnarExchange",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3854,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3857,
    "type" : "NativeCalcExecNode[2437]",
    "pact" : "Operator",
    "contents" : "[2437]:NativeCalc",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3848,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3858,
    "type" : "NativeCalcExecNode[2438]",
    "pact" : "Operator",
    "contents" : "[2438]:NativeCalc",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3857,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3859,
    "type" : "NativeColumnarLocalWindowAggExecNode[2439]",
    "pact" : "Operator",
    "contents" : "[2439]:NativeColumnarLocalWindowAggregate",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3858,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3860,
    "type" : "NativeColumnarExchangeExecNode[2440]",
    "pact" : "Operator",
    "contents" : "[2440]:NativeColumnarExchange",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3859,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3862,
    "type" : "NativeColumnarGlobalWindowAggExecNode[2441]",
    "pact" : "Operator",
    "contents" : "[2441]:NativeColumnarGlobalWindowAggregate",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3860,
      "ship_strategy" : "columnar-key-group",
      "side" : "second"
    } ]
  }, {
    "id" : 3863,
    "type" : "NativeCalcExecNode[2442]",
    "pact" : "Operator",
    "contents" : "[2442]:NativeCalc",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3862,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3864,
    "type" : "NativeColumnarLocalWindowAggExecNode[2443]",
    "pact" : "Operator",
    "contents" : "[2443]:NativeColumnarLocalWindowAggregate",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3863,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3865,
    "type" : "NativeColumnarExchangeExecNode[2444]",
    "pact" : "Operator",
    "contents" : "[2444]:NativeColumnarExchange",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3864,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3867,
    "type" : "NativeColumnarGlobalWindowAggExecNode[2445]",
    "pact" : "Operator",
    "contents" : "[2445]:NativeColumnarGlobalWindowAggregate",
    "parallelism" : 1,
    "predecessors" : [ {
      "id" : 3865,
      "ship_strategy" : "columnar-key-group",
      "side" : "second"
    } ]
  }, {
    "id" : 3868,
    "type" : "NativeColumnarExchangeExecNode[2446]",
    "pact" : "Operator",
    "contents" : "[2446]:NativeColumnarExchange",
    "parallelism" : 1,
    "predecessors" : [ {
      "id" : 3867,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3870,
    "type" : "NativeWindowJoinExecNode[2447]",
    "pact" : "Operator",
    "contents" : "[2447]:NativeWindowJoin",
    "parallelism" : 1,
    "predecessors" : [ {
      "id" : 3855,
      "ship_strategy" : "columnar-key-group",
      "side" : "second"
    }, {
      "id" : 3868,
      "ship_strategy" : "columnar-key-group",
      "side" : "second"
    } ]
  }, {
    "id" : 3871,
    "type" : "NativeCalcExecNode[2448]",
    "pact" : "Operator",
    "contents" : "[2448]:NativeCalc",
    "parallelism" : 1,
    "predecessors" : [ {
      "id" : 3870,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3878,
    "type" : "native-fluss-append-sink: Writer",
    "pact" : "Operator",
    "contents" : "native-fluss-append-sink: Writer",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3871,
      "ship_strategy" : "REBALANCE",
      "side" : "second"
    } ]
  } ]
}