== Abstract Syntax Tree ==
LogicalSink(table=[default_catalog.default_database.sink], fields=[auction, bidder, price, bidTimeType, dateTime, extra, c_counts])
+- LogicalProject(auction=[$0], bidder=[$1], price=[CAST(*(0.908:DECIMAL(4, 3), $2)):DECIMAL(23, 3)], bidTimeType=[CAST(CASE(AND(>=(EXTRACT(FLAG(HOUR), $5), 8), <=(EXTRACT(FLAG(HOUR), $5), 18)), _UTF-16LE'dayTime':VARCHAR(9) CHARACTER SET "UTF-16LE", OR(<=(EXTRACT(FLAG(HOUR), $5), 6), >=(EXTRACT(FLAG(HOUR), $5), 20)), _UTF-16LE'nightTime':VARCHAR(9) CHARACTER SET "UTF-16LE", _UTF-16LE'otherTime':VARCHAR(9) CHARACTER SET "UTF-16LE")):VARCHAR(2147483647) CHARACTER SET "UTF-16LE"], dateTime=[CAST($5):TIMESTAMP_WITH_LOCAL_TIME_ZONE(3)], extra=[$6], c_counts=[CAST(count_char($6, _UTF-16LE'c')):BIGINT])
   +- 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)])
         +- 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=[[default_catalog, default_database, src]])

== Optimized Physical Plan ==
Sink(table=[default_catalog.default_database.sink], fields=[auction, bidder, price, bidTimeType, dateTime, extra, c_counts])
+- Calc(select=[bid.auction AS auction, bid.bidder AS bidder, CAST(*(0.908:DECIMAL(4, 3), bid.price) AS DECIMAL(23, 3)) AS price, CAST(CASE(AND(>=(EXTRACT(FLAG(HOUR), CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))), 8), <=(EXTRACT(FLAG(HOUR), CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))), 18)), _UTF-16LE'dayTime':VARCHAR(9) CHARACTER SET "UTF-16LE", OR(<=(EXTRACT(FLAG(HOUR), CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))), 6), >=(EXTRACT(FLAG(HOUR), CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))), 20)), _UTF-16LE'nightTime':VARCHAR(9) CHARACTER SET "UTF-16LE", _UTF-16LE'otherTime':VARCHAR(9) CHARACTER SET "UTF-16LE") AS VARCHAR(2147483647) CHARACTER SET "UTF-16LE") AS bidTimeType, CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3)) AS dateTime, bid.extra AS extra, CAST(count_char(bid.extra, _UTF-16LE'c') AS BIGINT) AS c_counts], where=[=(event_type, 2)])
   +- TableSourceScan(table=[[default_catalog, default_database, src, watermark=[-(TO_TIMESTAMP_LTZ(dateTime, 3), 4000:INTERVAL SECOND)], watermarkEmitStrategy=[on-periodic]]], fields=[event_type, person, auction, bid, dateTime])

== Optimized Execution Plan ==
Sink(table=[default_catalog.default_database.sink], fields=[auction, bidder, price, bidTimeType, dateTime, extra, c_counts])
+- Calc(select=[bid.auction AS auction, bid.bidder AS bidder, CAST((0.908 * bid.price) AS DECIMAL(23, 3)) AS price, CAST(CASE(((EXTRACT(HOUR, CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))) >= 8) AND (EXTRACT(HOUR, CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))) <= 18)), 'dayTime', ((EXTRACT(HOUR, CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))) <= 6) OR (EXTRACT(HOUR, CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))) >= 20)), 'nightTime', 'otherTime') AS VARCHAR(2147483647)) AS bidTimeType, CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3)) AS dateTime, bid.extra AS extra, CAST(count_char(bid.extra, 'c') AS BIGINT) AS c_counts], where=[(event_type = 2)])
   +- TableSourceScan(table=[[default_catalog, default_database, src, watermark=[-(TO_TIMESTAMP_LTZ(dateTime, 3), 4000:INTERVAL SECOND)], watermarkEmitStrategy=[on-periodic]]], fields=[event_type, person, auction, bid, dateTime])

== Physical Execution Plan ==
{
  "nodes" : [ {
    "id" : 6501,
    "type" : "Source: src[3025]",
    "pact" : "Data Source",
    "contents" : "[3025]:TableSourceScan(table=[[default_catalog, default_database, src, watermark=[-(TO_TIMESTAMP_LTZ(dateTime, 3), 4000:INTERVAL SECOND)], watermarkEmitStrategy=[on-periodic]]], fields=[event_type, person, auction, bid, dateTime])",
    "parallelism" : 4
  }, {
    "id" : 6502,
    "type" : "Calc[3026]",
    "pact" : "Operator",
    "contents" : "[3026]:Calc(select=[bid.auction AS auction, bid.bidder AS bidder, CAST((0.908 * bid.price) AS DECIMAL(23, 3)) AS price, CAST(CASE(((EXTRACT(HOUR, CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))) >= 8) AND (EXTRACT(HOUR, CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))) <= 18)), 'dayTime', ((EXTRACT(HOUR, CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))) <= 6) OR (EXTRACT(HOUR, CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3))) >= 20)), 'nightTime', 'otherTime') AS VARCHAR(2147483647)) AS bidTimeType, CAST(Reinterpret(TO_TIMESTAMP_LTZ(dateTime, 3)) AS TIMESTAMP_WITH_LOCAL_TIME_ZONE(3)) AS dateTime, bid.extra AS extra, CAST(count_char(bid.extra, 'c') AS BIGINT) AS c_counts], where=[(event_type = 2)])",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 6501,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 6503,
    "type" : "Map",
    "pact" : "Operator",
    "contents" : "Map",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 6502,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  }, {
    "id" : 6505,
    "type" : "Writer : table",
    "pact" : "Operator",
    "contents" : "Writer : table",
    "parallelism" : 4,
    "predecessors" : [ {
      "id" : 6503,
      "ship_strategy" : "shuffle by bucket",
      "side" : "second"
    } ]
  }, {
    "id" : 6506,
    "type" : "Global Committer : table",
    "pact" : "Operator",
    "contents" : "Global Committer : table",
    "parallelism" : 1,
    "predecessors" : [ {
      "id" : 6505,
      "ship_strategy" : "REBALANCE",
      "side" : "second"
    } ]
  }, {
    "id" : 6509,
    "type" : "end: Writer",
    "pact" : "Operator",
    "contents" : "end: Writer",
    "parallelism" : 1,
    "predecessors" : [ {
      "id" : 6506,
      "ship_strategy" : "FORWARD",
      "side" : "second"
    } ]
  } ]
}