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Stamatis Zampetakis commented on CALCITE-3257: ---------------------------------------------- This is exactly the same problem with CALCITE-2018. It would be better not to disperse the discussion into multiple JIRAs; let's close this as duplicate and discuss under CALCITE-2018. > Need to clear RelMetaDataQuery cache after dumping RelNodes and Graphviz > ------------------------------------------------------------------------ > > Key: CALCITE-3257 > URL: https://issues.apache.org/jira/browse/CALCITE-3257 > Project: Calcite > Issue Type: Bug > Components: core > Reporter: Xiening Dai > Priority: Major > Labels: pull-request-available > Time Spent: 20m > Remaining Estimate: 0h > > To repro - > 1. Set Log4J log level to TRACE. So planner will dump rel node info every > time at rule match > (https://github.com/apache/calcite/blob/3124a85b93ff2f1b79484c7bd4cc41835d4f1920/core/src/main/java/org/apache/calcite/plan/volcano/RuleQueue.java#L435) > 2. Run JdbcTest.testNotExistsCorrelated. Get below exception - > java.lang.AssertionError: rel > [rel#63:EnumerableAggregate.ENUMERABLE.[](input=RelSubset#62,group={0})] has > lower cost {131.0 rows, 216.0 cpu, 0.0 io} than best cost {131.5 rows, 216.0 > cpu, 0.0 io} of subset [rel#60:Subset#4.ENUMERABLE.[]] > at org.apache.calcite.util.Litmus$1.fail(Litmus.java:31) > at > org.apache.calcite.plan.volcano.VolcanoPlanner.isValid(VolcanoPlanner.java:889) > at > org.apache.calcite.plan.volcano.VolcanoPlanner.register(VolcanoPlanner.java:852) > at > org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:869) > at > org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:1928) > at > org.apache.calcite.plan.volcano.VolcanoRuleCall.transformTo(VolcanoRuleCall.java:129) > at > org.apache.calcite.plan.RelOptRuleCall.transformTo(RelOptRuleCall.java:236) > at > org.apache.calcite.rel.convert.ConverterRule.onMatch(ConverterRule.java:141) > at > org.apache.calcite.plan.volcano.VolcanoRuleCall.onMatch(VolcanoRuleCall.java:208) > at > org.apache.calcite.plan.volcano.VolcanoPlanner.findBestExp(VolcanoPlanner.java:631) > at > org.apache.calcite.tools.Programs.lambda$standard$3(Programs.java:286) > at > org.apache.calcite.tools.Programs$SequenceProgram.run(Programs.java:346) > at org.apache.calcite.prepare.Prepare.optimize(Prepare.java:189) > at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:314) > at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:231) > at > org.apache.calcite.prepare.CalcitePrepareImpl.prepare2_(CalcitePrepareImpl.java:638) > at > org.apache.calcite.prepare.CalcitePrepareImpl.prepare_(CalcitePrepareImpl.java:502) > at > org.apache.calcite.prepare.CalcitePrepareImpl.prepareSql(CalcitePrepareImpl.java:472) > at > org.apache.calcite.jdbc.CalciteConnectionImpl.parseQuery(CalciteConnectionImpl.java:231) > at > org.apache.calcite.jdbc.CalciteMetaImpl.prepareAndExecute(CalciteMetaImpl.java:550) > 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:522) > at > org.apache.calcite.test.CalciteAssert$AssertQuery.lambda$returns$1(CalciteAssert.java:1466) > at > org.apache.calcite.test.CalciteAssert$AssertQuery.withConnection(CalciteAssert.java:1398) > at > org.apache.calcite.test.CalciteAssert$AssertQuery.returns(CalciteAssert.java:1464) > at > org.apache.calcite.test.CalciteAssert$AssertQuery.explainMatches(CalciteAssert.java:1561) > at > org.apache.calcite.test.CalciteAssert$AssertQuery.explainContains(CalciteAssert.java:1556) > at > org.apache.calcite.test.JdbcTest.testNotExistsCorrelated(JdbcTest.java:4562) > 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) > Suppressed: org.apache.calcite.util.TestUtil$ExtraInformation: With > materializationsEnabled=false, limit=0, sql=explain plan for select * from > "hr"."emps" where not exists ( > select 1 from "hr"."depts" > where "emps"."deptno"="depts"."deptno") > at org.apache.calcite.util.TestUtil.rethrow(TestUtil.java:268) > at > org.apache.calcite.test.CalciteAssert.assertQuery(CalciteAssert.java:554) > ... 28 more -- This message was sent by Atlassian JIRA (v7.6.14#76016)