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https://issues.apache.org/jira/browse/CALCITE-2297?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
godfrey he updated CALCITE-2297:
--------------------------------
Affects Version/s: 1.15.0
> throws NPE in RelDecorrelator when optimizing Correlated SubQuery in Having
> ---------------------------------------------------------------------------
>
> Key: CALCITE-2297
> URL: https://issues.apache.org/jira/browse/CALCITE-2297
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.15.0
> Reporter: godfrey he
> Assignee: Julian Hyde
> Priority: Major
>
> when running the following test, we will get NPE.
> {code}
> @Test public void testDecorrelateWithHavingAgg() throws Exception {
> final String sql = "select ename\n"
> + "from sales.emp\n"
> + "group by ename, deptno\n"
> + "having max(sal) <= \n"
> + " (select max(sal) from sales.emp_b where "
> + "emp.deptno = emp_b.deptno group by ename)";
> checkSubQuery(sql).withLateDecorrelation(true).check();
> }
> {code}
> {code}
> at org.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:527)
> at
> org.apache.calcite.sql2rel.RelDecorrelator.getInvoke(RelDecorrelator.java:622)
> at
> org.apache.calcite.sql2rel.RelDecorrelator.decorrelate(RelDecorrelator.java:261)
> at
> org.apache.calcite.sql2rel.RelDecorrelator.decorrelateQuery(RelDecorrelator.java:221)
> at
> org.apache.calcite.test.RelOptTestBase.checkPlanning(RelOptTestBase.java:177)
> at
> org.apache.calcite.test.RelOptTestBase$Sql.check(RelOptTestBase.java:315)
> at
> org.apache.calcite.test.RelOptTestBase$Sql.check(RelOptTestBase.java:299)
> at
> org.apache.calcite.test.RelOptRulesTest.testDecorrelateWithHavingAgg(RelOptRulesTest.java:3720)
> 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.reflect.InvocationTargetException
> 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.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:524)
> ... 29 more
> Caused by: java.lang.RuntimeException: While invoking method 'public
> org.apache.calcite.sql2rel.RelDecorrelator$Frame
> org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(org.apache.calcite.rel.logical.LogicalProject)'
> at org.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:527)
> at
> org.apache.calcite.sql2rel.RelDecorrelator.getInvoke(RelDecorrelator.java:622)
> at
> org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(RelDecorrelator.java:655)
> ... 34 more
> Caused by: java.lang.reflect.InvocationTargetException
> 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.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:524)
> ... 36 more
> Caused by: java.lang.RuntimeException: While invoking method 'public
> org.apache.calcite.sql2rel.RelDecorrelator$Frame
> org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(org.apache.calcite.rel.logical.LogicalProject)'
> at org.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:527)
> at
> org.apache.calcite.sql2rel.RelDecorrelator.getInvoke(RelDecorrelator.java:622)
> at
> org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(RelDecorrelator.java:655)
> ... 41 more
> Caused by: java.lang.reflect.InvocationTargetException
> 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.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:524)
> ... 43 more
> Caused by: java.lang.RuntimeException: While invoking method 'public
> org.apache.calcite.sql2rel.RelDecorrelator$Frame
> org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(org.apache.calcite.rel.logical.LogicalFilter)'
> at org.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:527)
> at
> org.apache.calcite.sql2rel.RelDecorrelator.getInvoke(RelDecorrelator.java:622)
> at
> org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(RelDecorrelator.java:655)
> ... 48 more
> Caused by: java.lang.reflect.InvocationTargetException
> 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.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:524)
> ... 50 more
> Caused by: java.lang.RuntimeException: While invoking method 'public
> org.apache.calcite.sql2rel.RelDecorrelator$Frame
> org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(org.apache.calcite.rel.logical.LogicalCorrelate)'
> at org.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:527)
> at
> org.apache.calcite.sql2rel.RelDecorrelator.getInvoke(RelDecorrelator.java:622)
> at
> org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(RelDecorrelator.java:1017)
> ... 55 more
> Caused by: java.lang.reflect.InvocationTargetException
> 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.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:524)
> ... 57 more
> Caused by: java.lang.NullPointerException
> at
> org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(RelDecorrelator.java:1101)
> ... 62 more
> {code}
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