Shuai Xu created FLINK-34462:
--------------------------------
Summary: Session window with negative parameter throws unclear
exception
Key: FLINK-34462
URL: https://issues.apache.org/jira/browse/FLINK-34462
Project: Flink
Issue Type: Improvement
Components: Table SQL / Planner
Affects Versions: 1.19.0
Reporter: Shuai Xu
Set invalid parameter in session window get unclear error.
{code:java}
// add test in WindowAggregateITCase
def testEventTimeSessionWindowWithInvalidName(): Unit = {
val sql =
"""
|SELECT
| window_start,
| window_end,
| COUNT(*),
| SUM(`bigdec`),
| MAX(`double`),
| MIN(`float`),
| COUNT(DISTINCT `string`),
| concat_distinct_agg(`string`)
|FROM TABLE(
| SESSION(TABLE T1, DESCRIPTOR(rowtime), INTERVAL '-5' SECOND))
|GROUP BY window_start, window_end
""".stripMargin
val sink = new TestingAppendSink
tEnv.sqlQuery(sql).toDataStream.addSink(sink)
env.execute()
}
{code}
{code:java}
java.lang.AssertionError: Sql optimization: Assertion error: null at
org.apache.flink.table.planner.plan.optimize.program.FlinkVolcanoProgram.optimize(FlinkVolcanoProgram.scala:79)
at
org.apache.flink.table.planner.plan.optimize.program.FlinkChainedProgram.$anonfun$optimize$1(FlinkChainedProgram.scala:59)
at
scala.collection.TraversableOnce.$anonfun$foldLeft$1(TraversableOnce.scala:156)
at
scala.collection.TraversableOnce.$anonfun$foldLeft$1$adapted(TraversableOnce.scala:156)
at scala.collection.Iterator.foreach(Iterator.scala:937) at
scala.collection.Iterator.foreach$(Iterator.scala:937) at
scala.collection.AbstractIterator.foreach(Iterator.scala:1425) at
scala.collection.IterableLike.foreach(IterableLike.scala:70) at
scala.collection.IterableLike.foreach$(IterableLike.scala:69) at
scala.collection.AbstractIterable.foreach(Iterable.scala:54) at
scala.collection.TraversableOnce.foldLeft(TraversableOnce.scala:156) at
scala.collection.TraversableOnce.foldLeft$(TraversableOnce.scala:154) at
scala.collection.AbstractTraversable.foldLeft(Traversable.scala:104) at
org.apache.flink.table.planner.plan.optimize.program.FlinkChainedProgram.optimize(FlinkChainedProgram.scala:55)
at
org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer.optimizeTree(StreamCommonSubGraphBasedOptimizer.scala:176)
at
org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer.doOptimize(StreamCommonSubGraphBasedOptimizer.scala:83)
at
org.apache.flink.table.planner.plan.optimize.CommonSubGraphBasedOptimizer.optimize(CommonSubGraphBasedOptimizer.scala:87)
at
org.apache.flink.table.planner.delegation.PlannerBase.optimize(PlannerBase.scala:320)
at
org.apache.flink.table.planner.delegation.PlannerBase.translate(PlannerBase.scala:178)
at
org.apache.flink.table.api.bridge.internal.AbstractStreamTableEnvironmentImpl.toStreamInternal(AbstractStreamTableEnvironmentImpl.java:224)
at
org.apache.flink.table.api.bridge.internal.AbstractStreamTableEnvironmentImpl.toStreamInternal(AbstractStreamTableEnvironmentImpl.java:219)
at
org.apache.flink.table.api.bridge.scala.internal.StreamTableEnvironmentImpl.toDataStream(StreamTableEnvironmentImpl.scala:151)
at
org.apache.flink.table.api.bridge.scala.internal.StreamTableEnvironmentImpl.toDataStream(StreamTableEnvironmentImpl.scala:128)
at
org.apache.flink.table.api.bridge.scala.TableConversions.toDataStream(TableConversions.scala:60)
at
org.apache.flink.table.planner.runtime.stream.sql.WindowAggregateITCase.testEventTimeSessionWindowWithInvalidName(WindowAggregateITCase.scala:1239)
at java.lang.reflect.Method.invoke(Method.java:498) at
java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at
java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at
java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175) at
java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at
java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at
java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at
java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at
java.util.Iterator.forEachRemaining(Iterator.java:116) at
scala.collection.convert.Wrappers$IteratorWrapper.forEachRemaining(Wrappers.scala:26)
at
java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482) at
java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472) at
java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150)
at
java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at
java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:485) at
java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:272) at
java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1384)
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482) at
java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472) at
java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150)
at
java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at
java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:485) at
java.util.concurrent.RecursiveAction.exec(RecursiveAction.java:189) at
java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) at
java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056) at
java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692) at
java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:175)
Suppressed: org.opentest4j.AssertionFailedError: Expecting value to be true but
was false
{code}
while the tumble window throwsÂ
{code:java}
java.lang.IllegalArgumentException: Tumbling Window parameters must satisfy
size > 0, but got size -5000ms.
at
org.apache.flink.util.Preconditions.checkArgument(Preconditions.java:138) at
org.apache.flink.table.runtime.operators.window.tvf.slicing.SliceAssigners$TumblingSliceAssigner.<init>(SliceAssigners.java:152)
at
org.apache.flink.table.runtime.operators.window.tvf.slicing.SliceAssigners$TumblingSliceAssigner.<init>(SliceAssigners.java:136)
at
org.apache.flink.table.runtime.operators.window.tvf.slicing.SliceAssigners.tumbling(SliceAssigners.java:65)
{code}
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