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https://issues.apache.org/jira/browse/FLINK-21733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17300102#comment-17300102
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Jark Wu commented on FLINK-21733:
---------------------------------
Fixed in
- master: c2d9e69450e0a1bf14aa866ecdd8f5c38072923d
- release-1.12: TODO
> WatermarkAssigner incorrectly recomputing the rowtime index which may cause
> ArrayIndexOutOfBoundsException
> ----------------------------------------------------------------------------------------------------------
>
> Key: FLINK-21733
> URL: https://issues.apache.org/jira/browse/FLINK-21733
> Project: Flink
> Issue Type: Bug
> Components: Table SQL / Planner
> Affects Versions: 1.11.3, 1.12.2
> Reporter: lincoln lee
> Assignee: lincoln lee
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.13.0, 1.12.3
>
>
> WatermarkAssigner incorrectly recomputing the rowtime index in copy method
> which may cause ArrayIndexOutOfBoundsException in such case:
> {code}
> @Test
> def testProjectTransposeWatermarkAssigner(): Unit = {
> val sourceDDL =
> s"""
> |CREATE TEMPORARY TABLE `t1` (
> | `a` VARCHAR,
> | `b` VARCHAR,
> | `c` VARCHAR,
> | `d` INT,
> | `t` TIMESTAMP(3),
> | `ts` AS `t`,
> | WATERMARK FOR `ts` AS `ts` - INTERVAL '10' SECOND
> |) WITH (
> | 'connector' = 'values',
> | 'enable-watermark-push-down' = 'true',
> | 'bounded' = 'false',
> | 'disable-lookup' = 'true'
> |)
> """.stripMargin
> util.tableEnv.executeSql(sourceDDL)
> val sql =
> s"""
> |select a, b, ts
> |from t1
> |""".stripMargin
> util.verifyPlan(sql)
> }
> {code}
> exception stack
> {code}
> java.lang.ArrayIndexOutOfBoundsException: Index -1 out of bounds for length 3
> at
> com.google.common.collect.RegularImmutableList.get(RegularImmutableList.java:75)
> at org.apache.calcite.util.Util$TransformingList.get(Util.java:2732)
> at
> org.apache.flink.table.planner.plan.nodes.calcite.WatermarkAssigner.copy(WatermarkAssigner.scala:68)
> at
> org.apache.calcite.plan.hep.HepPlanner.addRelToGraph(HepPlanner.java:805)
> at org.apache.calcite.plan.hep.HepPlanner.setRoot(HepPlanner.java:158)
> at
> org.apache.flink.table.planner.plan.optimize.program.FlinkHepProgram.optimize(FlinkHepProgram.scala:60)
> at
> org.apache.flink.table.planner.plan.optimize.program.FlinkHepRuleSetProgram.optimize(FlinkHepRuleSetProgram.scala:87)
> at
> org.apache.flink.table.planner.plan.optimize.program.FlinkChainedProgram$$anonfun$optimize$1.apply(FlinkChainedProgram.scala:62)
> at
> org.apache.flink.table.planner.plan.optimize.program.FlinkChainedProgram$$anonfun$optimize$1.apply(FlinkChainedProgram.scala:58)
> at
> scala.collection.TraversableOnce$$anonfun$foldLeft$1.apply(TraversableOnce.scala:157)
> at
> scala.collection.TraversableOnce$$anonfun$foldLeft$1.apply(TraversableOnce.scala:157)
> at scala.collection.Iterator$class.foreach(Iterator.scala:891)
> at scala.collection.AbstractIterator.foreach(Iterator.scala:1334)
> at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
> at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
> at
> scala.collection.TraversableOnce$class.foldLeft(TraversableOnce.scala:157)
> at scala.collection.AbstractTraversable.foldLeft(Traversable.scala:104)
> at
> org.apache.flink.table.planner.plan.optimize.program.FlinkChainedProgram.optimize(FlinkChainedProgram.scala:57)
> at
> org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer.optimizeTree(StreamCommonSubGraphBasedOptimizer.scala:163)
> at
> org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer.doOptimize(StreamCommonSubGraphBasedOptimizer.scala:79)
> at
> org.apache.flink.table.planner.plan.optimize.CommonSubGraphBasedOptimizer.optimize(CommonSubGraphBasedOptimizer.scala:77)
> at
> org.apache.flink.table.planner.delegation.PlannerBase.optimize(PlannerBase.scala:282)
> {code}
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