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https://issues.apache.org/jira/browse/CALCITE-847?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14726329#comment-14726329
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Sean Hsuan-Yi Chu commented on CALCITE-847:
-------------------------------------------
[~julianhyde] Can you help review?
https://github.com/apache/incubator-calcite/pull/126
> Avg window function used along with Group-By leads to AssertionError
> --------------------------------------------------------------------
>
> Key: CALCITE-847
> URL: https://issues.apache.org/jira/browse/CALCITE-847
> Project: Calcite
> Issue Type: Bug
> Reporter: Sean Hsuan-Yi Chu
> Assignee: Sean Hsuan-Yi Chu
>
> For example,
> {code}
> select avg(deptno) over ()
> from emp
> group by deptno
> {code}
> gives
> {code}
> java.lang.AssertionError: Internal error: while converting
> SUM(`EMP`.`DEPTNO`) / COUNT(`EMP`.`DEPTNO`)
> at org.apache.calcite.util.Util.newInternal(Util.java:792)
> at
> org.apache.calcite.sql2rel.ReflectiveConvertletTable$1.convertCall(ReflectiveConvertletTable.java:96)
> at
> org.apache.calcite.sql2rel.SqlNodeToRexConverterImpl.convertCall(SqlNodeToRexConverterImpl.java:60)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:4116)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:3566)
> at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:130)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.convertExpression(SqlToRelConverter.java:4009)
> at
> org.apache.calcite.sql2rel.StandardConvertletTable$AvgVarianceConvertlet.convertCall(StandardConvertletTable.java:1121)
> at
> org.apache.calcite.sql2rel.SqlNodeToRexConverterImpl.convertCall(SqlNodeToRexConverterImpl.java:60)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertOver(SqlToRelConverter.java:1786)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.access$1000(SqlToRelConverter.java:183)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.convertExpression(SqlToRelConverter.java:4002)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.createAggImpl(SqlToRelConverter.java:2548)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertAgg(SqlToRelConverter.java:2369)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertSelectImpl(SqlToRelConverter.java:620)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertSelect(SqlToRelConverter.java:581)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertQueryRecursive(SqlToRelConverter.java:2768)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertQuery(SqlToRelConverter.java:535)
> at
> org.apache.calcite.test.SqlToRelTestBase$TesterImpl.convertSqlToRel(SqlToRelTestBase.java:487)
> at
> org.apache.calcite.test.SqlToRelTestBase$TesterImpl.assertConvertsTo(SqlToRelTestBase.java:594)
> at
> org.apache.calcite.test.SqlToRelTestBase$TesterImpl.assertConvertsTo(SqlToRelTestBase.java:586)
> at
> org.apache.calcite.test.SqlToRelConverterTest$Sql.convertsTo(SqlToRelConverterTest.java:1421)
> at
> org.apache.calcite.test.SqlToRelConverterTest.check(SqlToRelConverterTest.java:55)
> at
> org.apache.calcite.test.SqlToRelConverterTest.test(SqlToRelConverterTest.java:59)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
> at
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> at
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
> at
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
> at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
> at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
> at org.junit.runner.JUnitCore.run(JUnitCore.java:160)
> at
> com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:74)
> at
> com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:211)
> at
> com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:67)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at com.intellij.rt.execution.application.AppMain.main(AppMain.java:134)
> {code}
> (Below is truncated.)
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