[ https://issues.apache.org/jira/browse/CALCITE-2183?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16367793#comment-16367793 ]
Alessandro Solimando commented on CALCITE-2183: ----------------------------------------------- Discussion on the dev list [here|http://mail-archives.apache.org/mod_mbox/calcite-dev/201802.mbox/%3CCAFtOckKqvJBRfR9_6GLYtPZa3QZVWK9YfTQ3ZFFZtHn_K0%2BSxA%40mail.gmail.com%3E] > invocation of copy method in RelSubset class > -------------------------------------------- > > Key: CALCITE-2183 > URL: https://issues.apache.org/jira/browse/CALCITE-2183 > Project: Calcite > Issue Type: Bug > Components: core > Affects Versions: 1.16.0 > Reporter: Alessandro Solimando > Assignee: Julian Hyde > Priority: Minor > > Consider the following query: > {code:sql} > select * > from (values (1, 'a'), (2, 'b'), (3, 'b'), (4, 'c'), (2, 'c')) as t(x, y) > where x between 3 and 4 > {code} > When executed, an exception is thrown (the full stack trace is at the end) in > _copy_ method in _RelSubset_ class, as the method is not meant to be called. > > This happens (in this particular case) while Calcite is trying to get rid of > unused terms (specifically, _trimUnusedFields_ method from > _SqlToRelConverted_ class). > This is problematic as the trace of calls is legitimate, so the method should > be executable. > Complete stack trace documenting the issue: > {noformat} > java.lang.RuntimeException: With materializationsEnabled=false, limit=0 > at > org.apache.calcite.test.CalciteAssert.assertQuery(CalciteAssert.java:600) > at > org.apache.calcite.test.CalciteAssert$AssertQuery.returns(CalciteAssert.java:1346) > at > org.apache.calcite.test.CalciteAssert$AssertQuery.returns(CalciteAssert.java:1329) > at > org.apache.calcite.test.CalciteAssert$AssertQuery.returnsUnordered(CalciteAssert.java:1357) > at > org.apache.calcite.test.SparkAdapterTest.commonTester(SparkAdapterTest.java:93) > at > org.apache.calcite.test.SparkAdapterTest.testFilterBetween(SparkAdapterTest.java:460) > 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$2.evaluate(ParentRunner.java:268) > at org.junit.runners.ParentRunner.run(ParentRunner.java:363) > at org.junit.runner.JUnitCore.run(JUnitCore.java:137) > at > com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68) > at > com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47) > at > com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242) > at > com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70) > Caused by: java.sql.SQLException: Error while executing SQL "select * > from (values (1, 'a'), (2, 'b'), (3, 'b'), (4, 'c'), (2, 'c')) as t(x, y) > where x between 3 and 4": null > at org.apache.calcite.avatica.Helper.createException(Helper.java:56) > at org.apache.calcite.avatica.Helper.createException(Helper.java:41) > at > org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:156) > at > org.apache.calcite.avatica.AvaticaStatement.executeQuery(AvaticaStatement.java:218) > at > org.apache.calcite.test.CalciteAssert.assertQuery(CalciteAssert.java:568) > ... 27 more > Caused by: java.lang.UnsupportedOperationException > at org.apache.calcite.plan.volcano.RelSubset.copy(RelSubset.java:149) > at > org.apache.calcite.sql2rel.SqlToRelConverter.trimUnusedFields(SqlToRelConverter.java:517) > at org.apache.calcite.prepare.Prepare.trimUnusedFields(Prepare.java:391) > at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:304) > at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:230) > at > org.apache.calcite.prepare.CalcitePrepareImpl.prepare2_(CalcitePrepareImpl.java:781) > at > org.apache.calcite.prepare.CalcitePrepareImpl.prepare_(CalcitePrepareImpl.java:640) > at > org.apache.calcite.prepare.CalcitePrepareImpl.prepareSql(CalcitePrepareImpl.java:610) > at > org.apache.calcite.jdbc.CalciteConnectionImpl.parseQuery(CalciteConnectionImpl.java:221) > at > org.apache.calcite.jdbc.CalciteMetaImpl.prepareAndExecute(CalciteMetaImpl.java:603) > at > org.apache.calcite.avatica.AvaticaConnection.prepareAndExecuteInternal(AvaticaConnection.java:638) > at > org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:149) > ... 29 more > java.lang.RuntimeException: exception while executing [select * > from (values (1, 'a'), (2, 'b'), (3, 'b'), (4, 'c'), (2, 'c')) as t(x, y) > where x between 3 and 4] > at > org.apache.calcite.test.CalciteAssert$AssertQuery.returns(CalciteAssert.java:1351) > at > org.apache.calcite.test.CalciteAssert$AssertQuery.returns(CalciteAssert.java:1329) > at > org.apache.calcite.test.CalciteAssert$AssertQuery.returnsUnordered(CalciteAssert.java:1357) > at > org.apache.calcite.test.SparkAdapterTest.commonTester(SparkAdapterTest.java:93) > at > org.apache.calcite.test.SparkAdapterTest.testFilterBetween(SparkAdapterTest.java:460) > 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$2.evaluate(ParentRunner.java:268) > at org.junit.runners.ParentRunner.run(ParentRunner.java:363) > at org.junit.runner.JUnitCore.run(JUnitCore.java:137) > at > com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68) > at > com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47) > at > com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242) > at > com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70) > Caused by: java.lang.RuntimeException: With materializationsEnabled=false, > limit=0 > at > org.apache.calcite.test.CalciteAssert.assertQuery(CalciteAssert.java:600) > at > org.apache.calcite.test.CalciteAssert$AssertQuery.returns(CalciteAssert.java:1346) > ... 26 more > Caused by: java.sql.SQLException: Error while executing SQL "select * > from (values (1, 'a'), (2, 'b'), (3, 'b'), (4, 'c'), (2, 'c')) as t(x, y) > where x between 3 and 4": null > at org.apache.calcite.avatica.Helper.createException(Helper.java:56) > at org.apache.calcite.avatica.Helper.createException(Helper.java:41) > at > org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:156) > at > org.apache.calcite.avatica.AvaticaStatement.executeQuery(AvaticaStatement.java:218) > at > org.apache.calcite.test.CalciteAssert.assertQuery(CalciteAssert.java:568) > ... 27 more > Caused by: java.lang.UnsupportedOperationException > at org.apache.calcite.plan.volcano.RelSubset.copy(RelSubset.java:149) > at > org.apache.calcite.sql2rel.SqlToRelConverter.trimUnusedFields(SqlToRelConverter.java:517) > at org.apache.calcite.prepare.Prepare.trimUnusedFields(Prepare.java:391) > at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:304) > at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:230) > at > org.apache.calcite.prepare.CalcitePrepareImpl.prepare2_(CalcitePrepareImpl.java:781) > at > org.apache.calcite.prepare.CalcitePrepareImpl.prepare_(CalcitePrepareImpl.java:640) > at > org.apache.calcite.prepare.CalcitePrepareImpl.prepareSql(CalcitePrepareImpl.java:610) > at > org.apache.calcite.jdbc.CalciteConnectionImpl.parseQuery(CalciteConnectionImpl.java:221) > at > org.apache.calcite.jdbc.CalciteMetaImpl.prepareAndExecute(CalciteMetaImpl.java:603) > at > org.apache.calcite.avatica.AvaticaConnection.prepareAndExecuteInternal(AvaticaConnection.java:638) > at > org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:149) > ... 29 more > {noformat} -- This message was sent by Atlassian JIRA (v7.6.3#76005)