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Posted to issues@flink.apache.org by "Jark Wu (Jira)" <ji...@apache.org> on 2022/06/09 12:33:00 UTC
[jira] [Updated] (FLINK-25095) Case when would be translated into different expression in Hive dialect and default dialect
[ https://issues.apache.org/jira/browse/FLINK-25095?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jark Wu updated FLINK-25095:
----------------------------
Fix Version/s: 1.16.0
> Case when would be translated into different expression in Hive dialect and default dialect
> -------------------------------------------------------------------------------------------
>
> Key: FLINK-25095
> URL: https://issues.apache.org/jira/browse/FLINK-25095
> Project: Flink
> Issue Type: Sub-task
> Components: Connectors / Hive, Table SQL / Planner
> Affects Versions: 1.13.0, 1.14.0
> Reporter: xiangqiao
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.16.0
>
>
> When we {*}use blink planner{*}'s *batch mode* and set {*}hive dialect{*}. This exception will be reported when the *subquery field* is used in {*}case when{*}.
> {code:java}
> org.apache.flink.table.planner.codegen.CodeGenException: Mismatch of function's argument data type 'BOOLEAN NOT NULL' and actual argument type 'BOOLEAN'. at org.apache.flink.table.planner.codegen.calls.BridgingFunctionGenUtil$$anonfun$verifyArgumentTypes$1.apply(BridgingFunctionGenUtil.scala:326)
> at org.apache.flink.table.planner.codegen.calls.BridgingFunctionGenUtil$$anonfun$verifyArgumentTypes$1.apply(BridgingFunctionGenUtil.scala:323)
> at scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
> at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:48)
> at org.apache.flink.table.planner.codegen.calls.BridgingFunctionGenUtil$.verifyArgumentTypes(BridgingFunctionGenUtil.scala:323)
> at org.apache.flink.table.planner.codegen.calls.BridgingFunctionGenUtil$.generateFunctionAwareCallWithDataType(BridgingFunctionGenUtil.scala:98)
> at org.apache.flink.table.planner.codegen.calls.BridgingFunctionGenUtil$.generateFunctionAwareCall(BridgingFunctionGenUtil.scala:65)
> at org.apache.flink.table.planner.codegen.calls.BridgingSqlFunctionCallGen.generate(BridgingSqlFunctionCallGen.scala:73)
> at org.apache.flink.table.planner.codegen.ExprCodeGenerator.generateCallExpression(ExprCodeGenerator.scala:811)
> at org.apache.flink.table.planner.codegen.ExprCodeGenerator.visitCall(ExprCodeGenerator.scala:501)
> at org.apache.flink.table.planner.codegen.ExprCodeGenerator.visitCall(ExprCodeGenerator.scala:56)
> at org.apache.calcite.rex.RexCall.accept(RexCall.java:174)
> at org.apache.flink.table.planner.codegen.ExprCodeGenerator.generateExpression(ExprCodeGenerator.scala:155)
> at org.apache.flink.table.planner.codegen.CalcCodeGenerator$$anonfun$2.apply(CalcCodeGenerator.scala:152)
> at org.apache.flink.table.planner.codegen.CalcCodeGenerator$$anonfun$2.apply(CalcCodeGenerator.scala:152)
> at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
> at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
> at scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
> at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:48)
> at scala.collection.TraversableLike$class.map(TraversableLike.scala:234)
> at scala.collection.AbstractTraversable.map(Traversable.scala:104)
> at org.apache.flink.table.planner.codegen.CalcCodeGenerator$.produceProjectionCode$1(CalcCodeGenerator.scala:152)
> at org.apache.flink.table.planner.codegen.CalcCodeGenerator$.generateProcessCode(CalcCodeGenerator.scala:177)
> at org.apache.flink.table.planner.codegen.CalcCodeGenerator$.generateCalcOperator(CalcCodeGenerator.scala:50)
> at org.apache.flink.table.planner.codegen.CalcCodeGenerator.generateCalcOperator(CalcCodeGenerator.scala)
> at org.apache.flink.table.planner.plan.nodes.exec.common.CommonExecCalc.translateToPlanInternal(CommonExecCalc.java:95)
> at org.apache.flink.table.planner.plan.nodes.exec.ExecNodeBase.translateToPlan(ExecNodeBase.java:134)
> at org.apache.flink.table.planner.plan.nodes.exec.ExecEdge.translateToPlan(ExecEdge.java:250)
> at org.apache.flink.table.planner.plan.nodes.exec.batch.BatchExecHashAggregate.translateToPlanInternal(BatchExecHashAggregate.java:84)
> at org.apache.flink.table.planner.plan.nodes.exec.ExecNodeBase.translateToPlan(ExecNodeBase.java:134)
> at org.apache.flink.table.planner.plan.nodes.exec.ExecEdge.translateToPlan(ExecEdge.java:250)
> at org.apache.flink.table.planner.plan.nodes.exec.batch.BatchExecExchange.translateToPlanInternal(BatchExecExchange.java:103)
> at org.apache.flink.table.planner.plan.nodes.exec.ExecNodeBase.translateToPlan(ExecNodeBase.java:134)
> at org.apache.flink.table.planner.plan.nodes.exec.ExecEdge.translateToPlan(ExecEdge.java:250)
> at org.apache.flink.table.planner.plan.nodes.exec.batch.BatchExecHashAggregate.translateToPlanInternal(BatchExecHashAggregate.java:84)
> at org.apache.flink.table.planner.plan.nodes.exec.ExecNodeBase.translateToPlan(ExecNodeBase.java:134)
> at org.apache.flink.table.planner.plan.nodes.exec.ExecEdge.translateToPlan(ExecEdge.java:250)
> at org.apache.flink.table.planner.plan.nodes.exec.batch.BatchExecSink.translateToPlanInternal(BatchExecSink.java:58)
> at org.apache.flink.table.planner.plan.nodes.exec.ExecNodeBase.translateToPlan(ExecNodeBase.java:134)
> at org.apache.flink.table.planner.delegation.BatchPlanner$$anonfun$translateToPlan$1.apply(BatchPlanner.scala:83)
> at org.apache.flink.table.planner.delegation.BatchPlanner$$anonfun$translateToPlan$1.apply(BatchPlanner.scala:82)
> at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
> at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
> at scala.collection.Iterator$class.foreach(Iterator.scala:891)
> at scala.collection.AbstractIterator.foreach(Iterator.scala:1334)
> at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
> at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
> at scala.collection.TraversableLike$class.map(TraversableLike.scala:234)
> at scala.collection.AbstractTraversable.map(Traversable.scala:104)
> at org.apache.flink.table.planner.delegation.BatchPlanner.translateToPlan(BatchPlanner.scala:82)
> at org.apache.flink.table.planner.delegation.PlannerBase.translate(PlannerBase.scala:185)
> at org.apache.flink.table.api.internal.TableEnvironmentImpl.translate(TableEnvironmentImpl.java:1524)
> at org.apache.flink.table.api.internal.TableEnvironmentImpl.executeQueryOperation(TableEnvironmentImpl.java:797)
> at org.apache.flink.table.api.internal.TableEnvironmentImpl.executeInternal(TableEnvironmentImpl.java:1233)
> at org.apache.flink.table.api.internal.TableEnvironmentImpl.executeSql(TableEnvironmentImpl.java:734)
> at org.apache.flink.connectors.hive.TableEnvHiveConnectorITCase.testCodeGenFunctionArgumentType(TableEnvHiveConnectorITCase.java:175)
> 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.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.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
> at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:48)
> at org.junit.rules.RunRules.evaluate(RunRules.java:20)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
> at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
> at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:69)
> at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
> at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:220)
> at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:53)
> Process finished with exit code 255
> {code}
> This problem can be reproduced by adding a unit test {*}TableEnvHiveConnectorITCase#{*}{*}testCodeGenFunctionArgumentType{*}{*}:{*}
> {code:java}
> @Test
> public void testCodeGenFunctionArgumentType() throws Exception {
> TableEnvironment tableEnv = getTableEnvWithHiveCatalog();
> tableEnv.loadModule("hive", new HiveModule());
> tableEnv.useModules("hive", "core");
> tableEnv.executeSql("create database db1");
> try {
> tableEnv.useDatabase("db1");
> tableEnv.executeSql("create table src1(key string, val string)");
> HiveTestUtils.createTextTableInserter(hiveCatalog, "db1", "src1")
> .addRow(new Object[] {"1", "val1"})
> .addRow(new Object[] {"2", "val2"})
> .addRow(new Object[] {"3", "val3"})
> .commit();
> List<Row> results =
> CollectionUtil.iteratorToList(
> tableEnv.executeSql(
> "select t.key, count(case when t.num=1 then 1 else null end) from "
> + "(select key,count(case when key='1' then 1 else null end) as num from src1 group by key,val) t "
> + "group by t.key")
> .collect());
> assertEquals("[+I[1, 1], +I[2, 0], +I[3, 0]]", results.toString());
> } finally {
> tableEnv.useDatabase("default");
> tableEnv.executeSql("drop database db1 cascade");
> }
> } {code}
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