[ 
https://issues.apache.org/jira/browse/CALCITE-4201?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Stamatis Zampetakis resolved CALCITE-4201.
------------------------------------------
    Resolution: Fixed

Fixed in 
[c09c08076bdab92c6a8b2ea62b2eeeada4471b2b|https://github.com/apache/calcite/commit/c09c08076bdab92c6a8b2ea62b2eeeada4471b2b].

> AssertionError when registering Druid rules due to conflict in description
> --------------------------------------------------------------------------
>
>                 Key: CALCITE-4201
>                 URL: https://issues.apache.org/jira/browse/CALCITE-4201
>             Project: Calcite
>          Issue Type: Bug
>          Components: druid-adapter
>    Affects Versions: 1.25.0
>            Reporter: Stamatis Zampetakis
>            Assignee: Stamatis Zampetakis
>            Priority: Major
>             Fix For: 1.26.0
>
>
> Any attempt to run Druid integration tests ({{DruidAdapterIT}} or 
> {{DruidAdapter2IT}}) raises assertion errors (similar to the one below) when 
> Druid rules are registered to the planner. 
> A few Druids rules use the same description with rules registered by default 
> in the planner violating the uniqueness assertion.
> {noformat}
> java.lang.AssertionError: Rule's description should be unique; existing 
> rule=ProjectFilterTransposeRule; new rule=ProjectFilterTransposeRule
>       at 
> org.apache.calcite.plan.AbstractRelOptPlanner.addRule(AbstractRelOptPlanner.java:158)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.addRule(VolcanoPlanner.java:406)
>       at 
> org.apache.calcite.adapter.druid.DruidQuery.register(DruidQuery.java:620)
>       at 
> org.apache.calcite.plan.AbstractRelOptPlanner.onNewClass(AbstractRelOptPlanner.java:239)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.onNewClass(VolcanoPlanner.java:464)
>       at 
> org.apache.calcite.plan.AbstractRelOptPlanner.registerClass(AbstractRelOptPlanner.java:230)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.registerImpl(VolcanoPlanner.java:1224)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.register(VolcanoPlanner.java:589)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:604)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:84)
>       at 
> org.apache.calcite.rel.AbstractRelNode.onRegister(AbstractRelNode.java:268)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.registerImpl(VolcanoPlanner.java:1132)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.register(VolcanoPlanner.java:589)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:604)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:84)
>       at 
> org.apache.calcite.rel.AbstractRelNode.onRegister(AbstractRelNode.java:268)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.registerImpl(VolcanoPlanner.java:1132)
>       at 
> org.apache.calcite.plan.volcano.VolcanoPlanner.setRoot(VolcanoPlanner.java:265)
>       at 
> org.apache.calcite.tools.Programs.lambda$standard$3(Programs.java:262)
>       at 
> org.apache.calcite.tools.Programs$SequenceProgram.run(Programs.java:331)
>       at org.apache.calcite.prepare.Prepare.optimize(Prepare.java:166)
>       at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:297)
>       at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:208)
>       at 
> org.apache.calcite.prepare.CalcitePrepareImpl.prepare2_(CalcitePrepareImpl.java:632)
>       at 
> org.apache.calcite.prepare.CalcitePrepareImpl.prepare_(CalcitePrepareImpl.java:498)
>       at 
> org.apache.calcite.prepare.CalcitePrepareImpl.prepareSql(CalcitePrepareImpl.java:468)
>       at 
> org.apache.calcite.jdbc.CalciteConnectionImpl.parseQuery(CalciteConnectionImpl.java:231)
>       at 
> org.apache.calcite.jdbc.CalciteMetaImpl.prepareAndExecute(CalciteMetaImpl.java:552)
>       at 
> org.apache.calcite.avatica.AvaticaConnection.prepareAndExecuteInternal(AvaticaConnection.java:675)
>       at 
> org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:156)
>       at 
> org.apache.calcite.avatica.AvaticaStatement.executeQuery(AvaticaStatement.java:227)
>       at 
> org.apache.calcite.test.CalciteAssert.assertQuery(CalciteAssert.java:534)
>       at 
> org.apache.calcite.test.CalciteAssert$AssertQuery.lambda$queryContains$10(CalciteAssert.java:1788)
>       at 
> org.apache.calcite.test.CalciteAssert$AssertQuery.withConnection(CalciteAssert.java:1474)
>       at 
> org.apache.calcite.test.CalciteAssert$AssertQuery.queryContains(CalciteAssert.java:1787)
>       at 
> org.apache.calcite.test.DruidAdapterIT.testIsNotNull(DruidAdapterIT.java:3155)
>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>       at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>       at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>       at java.lang.reflect.Method.invoke(Method.java:498)
>       at 
> org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:675)
>       at 
> org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
>       at 
> org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:125)
>       at 
> org.junit.jupiter.engine.extension.TimeoutInvocation.proceed(TimeoutInvocation.java:46)
>       at 
> org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:139)
>       at 
> org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:131)
>       at 
> org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:81)
>       at 
> org.junit.jupiter.engine.execution.ExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(ExecutableInvoker.java:115)
>       at 
> org.junit.jupiter.engine.execution.ExecutableInvoker.lambda$invoke$0(ExecutableInvoker.java:105)
>       at 
> org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:104)
>       at 
> org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:62)
>       at 
> org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:43)
>       at 
> org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:35)
>       at 
> org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:104)
>       at 
> org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:98)
>       at 
> org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$6(TestMethodTestDescriptor.java:202)
>       at 
> org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
>       at 
> org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:198)
>       at 
> org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:135)
>       at 
> org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:69)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:135)
>       at 
> org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)
>       at 
> org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)
>       at 
> org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)
>       at 
> org.junit.platform.engine.support.hierarchical.ForkJoinPoolHierarchicalTestExecutorService$ExclusiveTask.compute(ForkJoinPoolHierarchicalTestExecutorService.java:171)
>       at 
> org.junit.platform.engine.support.hierarchical.ForkJoinPoolHierarchicalTestExecutorService.invokeAll(ForkJoinPoolHierarchicalTestExecutorService.java:115)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:139)
>       at 
> org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)
>       at 
> org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)
>       at 
> org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)
>       at 
> org.junit.platform.engine.support.hierarchical.ForkJoinPoolHierarchicalTestExecutorService$ExclusiveTask.compute(ForkJoinPoolHierarchicalTestExecutorService.java:171)
>       at 
> org.junit.platform.engine.support.hierarchical.ForkJoinPoolHierarchicalTestExecutorService.invokeAll(ForkJoinPoolHierarchicalTestExecutorService.java:115)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:139)
>       at 
> org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)
>       at 
> org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)
>       at 
> org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)
>       at 
> org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)
>       at 
> org.junit.platform.engine.support.hierarchical.ForkJoinPoolHierarchicalTestExecutorService$ExclusiveTask.compute(ForkJoinPoolHierarchicalTestExecutorService.java:171)
>       at java.util.concurrent.RecursiveAction.exec(RecursiveAction.java:189)
>       at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
>       at 
> java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
>       at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
>       at 
> java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
>       Suppressed: org.apache.calcite.util.TestUtil$ExtraInformation: With 
> materializationsEnabled=false, limit=0, sql=select count(*) as c from 
> "foodmart" where "product_id" is not null
>               at org.apache.calcite.util.TestUtil.rethrow(TestUtil.java:252)
>               at 
> org.apache.calcite.test.CalciteAssert.assertQuery(CalciteAssert.java:566)
>               ... 62 more
> {noformat}



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