== Abstract Syntax Tree ==
LogicalSink(table=[fluss.nexmark.output_df3a4bd82bf74a7db8007c93204f9d30], fields=[auction, bidder, price, channel, dir1, dir2, dir3])
+- LogicalProject(auction=[$0], bidder=[$1], price=[$2], channel=[$3], dir1=[SPLIT_INDEX($4, _UTF-16LE'/', 3)], dir2=[SPLIT_INDEX($4, _UTF-16LE'/', 4)], dir3=[SPLIT_INDEX($4, _UTF-16LE'/', 5)])
   +- 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_df3a4bd82bf74a7db8007c93204f9d30], fields=[auction, bidder, price, channel, dir1, dir2, dir3])
+- Calc(select=[bid.auction AS auction, bid.bidder AS bidder, bid.price AS price, bid.channel AS channel, SPLIT_INDEX(bid.url, _UTF-16LE'/', 3) AS dir1, SPLIT_INDEX(bid.url, _UTF-16LE'/', 4) AS dir2, SPLIT_INDEX(bid.url, _UTF-16LE'/', 5) AS dir3], where=[=(event_type, 2)])
   +- MiniBatchAssigner(interval=[2000ms], mode=[ProcTime])
      +- TableSourceScan(table=[[fluss, nexmark, events, project=[event_type, bid, dateTime], watermark=[-(TO_TIMESTAMP_LTZ(dateTime, 3), 4000:INTERVAL SECOND)], watermarkEmitStrategy=[on-periodic], filter=[]]], fields=[event_type, bid, dateTime])

== Optimized Execution Plan ==
Sink(table=[fluss.nexmark.output_df3a4bd82bf74a7db8007c93204f9d30], fields=[auction, bidder, price, channel, dir1, dir2, dir3])
+- Calc(select=[bid.auction AS auction, bid.bidder AS bidder, bid.price AS price, bid.channel AS channel, SPLIT_INDEX(bid.url, '/', 3) AS dir1, SPLIT_INDEX(bid.url, '/', 4) AS dir2, SPLIT_INDEX(bid.url, '/', 5) AS dir3], where=[(event_type = 2)])
   +- MiniBatchAssigner(interval=[2000ms], mode=[ProcTime])
      +- TableSourceScan(table=[[fluss, nexmark, events, project=[event_type, bid, dateTime], watermark=[-(TO_TIMESTAMP_LTZ(dateTime, 3), 4000:INTERVAL SECOND)], watermarkEmitStrategy=[on-periodic], filter=[]]], fields=[event_type, bid, dateTime])

== Physical Execution Plan ==
{
  "nodes" : [ {
    "id" : 3947,
    "type" : "Source: events[2639]",
    "pact" : "Data Source",
    "contents" : "[2639]:TableSourceScan(table=[[fluss, nexmark, events, project=[event_type, bid, dateTime], watermark=[-(TO_TIMESTAMP_LTZ(dateTime, 3), 4000:INTERVAL SECOND)], watermarkEmitStrategy=[on-periodic], filter=[]]], fields=[event_type, bid, dateTime])",
    "parallelism" : 4
  }, {
    "id" : 3948,
    "type" : "MiniBatchAssigner[2640]",
    "pact" : "Operator",
    "contents" : "[2640]:MiniBatchAssigner(interval=[2000ms], mode=[ProcTime])",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3947,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3949,
    "type" : "Calc[2641]",
    "pact" : "Operator",
    "contents" : "[2641]:Calc(select=[bid.auction AS auction, bid.bidder AS bidder, bid.price AS price, bid.channel AS channel, SPLIT_INDEX(bid.url, '/', 3) AS dir1, SPLIT_INDEX(bid.url, '/', 4) AS dir2, SPLIT_INDEX(bid.url, '/', 5) AS dir3], where=[(event_type = 2)])",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3948,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 3951,
    "type" : "Sink(nexmark.output_df3a4bd82bf74a7db8007c93204f9d30): Writer",
    "pact" : "Operator",
    "contents" : "Sink(nexmark.output_df3a4bd82bf74a7db8007c93204f9d30): Writer",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 3949,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  } ]
}