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Posted to issues@flink.apache.org by "Flink Jira Bot (Jira)" <ji...@apache.org> on 2022/04/07 22:39:00 UTC

[jira] [Updated] (FLINK-21444) Lookup joins should deal with intermediate table scans correctly

     [ https://issues.apache.org/jira/browse/FLINK-21444?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Flink Jira Bot updated FLINK-21444:
-----------------------------------
    Labels: auto-deprioritized-major auto-unassigned stale-minor  (was: auto-deprioritized-major auto-unassigned)

I am the [Flink Jira Bot|https://github.com/apache/flink-jira-bot/] and I help the community manage its development. I see this issues has been marked as Minor but is unassigned and neither itself nor its Sub-Tasks have been updated for 180 days. I have gone ahead and marked it "stale-minor". If this ticket is still Minor, please either assign yourself or give an update. Afterwards, please remove the label or in 7 days the issue will be deprioritized.


> Lookup joins should deal with intermediate table scans correctly
> ----------------------------------------------------------------
>
>                 Key: FLINK-21444
>                 URL: https://issues.apache.org/jira/browse/FLINK-21444
>             Project: Flink
>          Issue Type: Bug
>          Components: Table SQL / Planner
>    Affects Versions: 1.12.0, 1.13.0
>            Reporter: Caizhi Weng
>            Priority: Minor
>              Labels: auto-deprioritized-major, auto-unassigned, stale-minor
>
> Add the following test case to {{org.apache.flink.table.planner.runtime.stream.sql.LookupJoinITCase}}
> {code:scala}
> @Test
> def myTest(): Unit = {
>   tEnv.getConfig.getConfiguration.setBoolean(OptimizerConfigOptions.TABLE_OPTIMIZER_REUSE_SOURCE_ENABLED, true)
>   tEnv.getConfig.getConfiguration.setBoolean(RelNodeBlockPlanBuilder.TABLE_OPTIMIZER_REUSE_OPTIMIZE_BLOCK_WITH_DIGEST_ENABLED, true)
>   val ddl1 =
>     """
>       |CREATE TABLE sink1 (
>       |  `id` BIGINT
>       |) WITH (
>       |  'connector' = 'blackhole'
>       |)
>       |""".stripMargin
>   tEnv.executeSql(ddl1)
>   val ddl2 =
>     """
>       |CREATE TABLE sink2 (
>       |  `id` BIGINT
>       |) WITH (
>       |  'connector' = 'blackhole'
>       |)
>       |""".stripMargin
>   tEnv.executeSql(ddl2)
>   val sql1 = "INSERT INTO sink1 SELECT T.id FROM src AS T JOIN user_table for system_time as of T.proctime AS D ON T.id = D.id"
>   val sql2 = "INSERT INTO sink2 SELECT T.id FROM src AS T JOIN user_table for system_time as of T.proctime AS D ON T.id + 1 = D.id"
>   val stmtSet = tEnv.createStatementSet()
>   stmtSet.addInsertSql(sql1)
>   stmtSet.addInsertSql(sql2)
>   stmtSet.execute().await()
> }
> {code}
> The following exception will occur
> {code}
> org.apache.flink.table.api.ValidationException: Temporal Table Join requires primary key in versioned table, but no primary key can be found. The physical plan is:
> FlinkLogicalJoin(condition=[AND(=($0, $2), __INITIAL_TEMPORAL_JOIN_CONDITION($1, __TEMPORAL_JOIN_LEFT_KEY($0), __TEMPORAL_JOIN_RIGHT_KEY($2)))], joinType=[inner])
>   FlinkLogicalCalc(select=[id, proctime])
>     FlinkLogicalIntermediateTableScan(table=[[IntermediateRelTable_0]], fields=[id, len, content, proctime])
>   FlinkLogicalSnapshot(period=[$cor0.proctime])
>     FlinkLogicalCalc(select=[id])
>       FlinkLogicalIntermediateTableScan(table=[[IntermediateRelTable_1]], fields=[age, id, name])
> 	at org.apache.flink.table.planner.plan.rules.logical.TemporalJoinRewriteWithUniqueKeyRule.org$apache$flink$table$planner$plan$rules$logical$TemporalJoinRewriteWithUniqueKeyRule$$validateRightPrimaryKey(TemporalJoinRewriteWithUniqueKeyRule.scala:124)
> 	at org.apache.flink.table.planner.plan.rules.logical.TemporalJoinRewriteWithUniqueKeyRule$$anon$1.visitCall(TemporalJoinRewriteWithUniqueKeyRule.scala:88)
> 	at org.apache.flink.table.planner.plan.rules.logical.TemporalJoinRewriteWithUniqueKeyRule$$anon$1.visitCall(TemporalJoinRewriteWithUniqueKeyRule.scala:70)
> 	at org.apache.calcite.rex.RexCall.accept(RexCall.java:174)
> 	at org.apache.calcite.rex.RexShuttle.visitList(RexShuttle.java:158)
> 	at org.apache.calcite.rex.RexShuttle.visitCall(RexShuttle.java:110)
> 	at org.apache.flink.table.planner.plan.rules.logical.TemporalJoinRewriteWithUniqueKeyRule$$anon$1.visitCall(TemporalJoinRewriteWithUniqueKeyRule.scala:109)
> 	at org.apache.flink.table.planner.plan.rules.logical.TemporalJoinRewriteWithUniqueKeyRule$$anon$1.visitCall(TemporalJoinRewriteWithUniqueKeyRule.scala:70)
> 	at org.apache.calcite.rex.RexCall.accept(RexCall.java:174)
> 	at org.apache.flink.table.planner.plan.rules.logical.TemporalJoinRewriteWithUniqueKeyRule.onMatch(TemporalJoinRewriteWithUniqueKeyRule.scala:70)
> 	at org.apache.calcite.plan.AbstractRelOptPlanner.fireRule(AbstractRelOptPlanner.java:333)
> 	at org.apache.calcite.plan.hep.HepPlanner.applyRule(HepPlanner.java:542)
> 	at org.apache.calcite.plan.hep.HepPlanner.applyRules(HepPlanner.java:407)
> 	at org.apache.calcite.plan.hep.HepPlanner.executeInstruction(HepPlanner.java:243)
> 	at org.apache.calcite.plan.hep.HepInstruction$RuleInstance.execute(HepInstruction.java:127)
> 	at org.apache.calcite.plan.hep.HepPlanner.executeProgram(HepPlanner.java:202)
> 	at org.apache.calcite.plan.hep.HepPlanner.findBestExp(HepPlanner.java:189)
> 	at org.apache.flink.table.planner.plan.optimize.program.FlinkHepProgram.optimize(FlinkHepProgram.scala:69)
> 	at org.apache.flink.table.planner.plan.optimize.program.FlinkHepRuleSetProgram.optimize(FlinkHepRuleSetProgram.scala:87)
> 	at org.apache.flink.table.planner.plan.optimize.program.FlinkChainedProgram$$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$$anonfun$foldLeft$1.apply(TraversableOnce.scala:157)
> 	at scala.collection.Iterator$class.foreach(Iterator.scala:891)
> 	at scala.collection.AbstractIterator.foreach(Iterator.scala:1334)
> 	at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
> 	at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
> 	at scala.collection.TraversableOnce$class.foldLeft(TraversableOnce.scala:157)
> 	at scala.collection.AbstractTraversable.foldLeft(Traversable.scala:104)
> 	at org.apache.flink.table.planner.plan.optimize.program.FlinkChainedProgram.optimize(FlinkChainedProgram.scala:57)
> 	at org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer.optimizeTree(StreamCommonSubGraphBasedOptimizer.scala:163)
> 	at org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer.org$apache$flink$table$planner$plan$optimize$StreamCommonSubGraphBasedOptimizer$$inferTraits(StreamCommonSubGraphBasedOptimizer.scala:214)
> 	at org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer$$anonfun$doOptimize$2.apply(StreamCommonSubGraphBasedOptimizer.scala:90)
> 	at org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer$$anonfun$doOptimize$2.apply(StreamCommonSubGraphBasedOptimizer.scala:89)
> 	at scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
> 	at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:48)
> 	at org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer.doOptimize(StreamCommonSubGraphBasedOptimizer.scala:89)
> 	at org.apache.flink.table.planner.plan.optimize.CommonSubGraphBasedOptimizer.optimize(CommonSubGraphBasedOptimizer.scala:77)
> 	at org.apache.flink.table.planner.delegation.PlannerBase.optimize(PlannerBase.scala:288)
> 	at org.apache.flink.table.planner.delegation.PlannerBase.translate(PlannerBase.scala:161)
> 	at org.apache.flink.table.api.internal.TableEnvironmentImpl.translate(TableEnvironmentImpl.java:1399)
> 	at org.apache.flink.table.api.internal.TableEnvironmentImpl.executeInternal(TableEnvironmentImpl.java:701)
> 	at org.apache.flink.table.api.internal.StatementSetImpl.execute(StatementSetImpl.java:99)
> 	at org.apache.flink.table.planner.runtime.stream.sql.LookupJoinITCase.myTest(LookupJoinITCase.scala:173)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	at java.lang.reflect.Method.invoke(Method.java:498)
> 	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
> 	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> 	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
> 	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> 	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
> 	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
> 	at org.junit.rules.ExpectedException$ExpectedExceptionStatement.evaluate(ExpectedException.java:239)
> 	at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:48)
> 	at org.apache.flink.util.TestNameProvider$1.evaluate(TestNameProvider.java:45)
> 	at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55)
> 	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
> 	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
> 	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
> 	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
> 	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
> 	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
> 	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
> 	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
> 	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
> 	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
> 	at org.junit.runners.Suite.runChild(Suite.java:128)
> 	at org.junit.runners.Suite.runChild(Suite.java:27)
> 	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
> 	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
> 	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
> 	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
> 	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
> 	at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:48)
> 	at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:48)
> 	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
> 	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
> 	at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
> 	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
> 	at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
> 	at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:230)
> 	at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:58)
> {code}
> {{FlinkLogicalIntermediateTableScan}} here indicates that the table scan of the lookup join is allocated to another block when optimizing. However, rules of lookup tables are not dealing with intermediate tables now.



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