[
https://issues.apache.org/jira/browse/CALCITE-3557?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Wang Yanlin reassigned CALCITE-3557:
------------------------------------
Assignee: Wang Yanlin
> ClassCastException for using nested multiset or array inside multiset
> ---------------------------------------------------------------------
>
> Key: CALCITE-3557
> URL: https://issues.apache.org/jira/browse/CALCITE-3557
> Project: Calcite
> Issue Type: Bug
> Reporter: Wang Yanlin
> Assignee: Wang Yanlin
> Priority: Major
>
> {code:java}
> // JdbcTest
> @Test public void testNestedMultiset() {
> CalciteAssert.that()
> .query("select multiset[ARRAY[1, 2], ARRAY[3, 4]]")
> .returns("EXPR$0=[[1, 2], [3, 4]]\n");
> CalciteAssert.that()
> .query("select multiset[multiset[1, 2], multiset[3, 4]]")
> .returns("EXPR$0=[[1, 2], [3, 4]]\n");
> }
> {code}
> Got
> {code:java}
> java.lang.ClassCastException: [Ljava.lang.Object; cannot be cast to
> java.lang.Integer
> at
> org.apache.calcite.avatica.util.AbstractCursor$IntAccessor.getInt(AbstractCursor.java:541)
> at
> org.apache.calcite.avatica.util.AbstractCursor$ArrayAccessor.convertValue(AbstractCursor.java:1318)
> at
> org.apache.calcite.avatica.util.AbstractCursor$ArrayAccessor.getObject(AbstractCursor.java:1299)
> at
> org.apache.calcite.avatica.util.AbstractCursor$ArrayAccessor.getArray(AbstractCursor.java:1352)
> at
> org.apache.calcite.avatica.util.AbstractCursor$ArrayAccessor.convertValue(AbstractCursor.java:1326)
> at
> org.apache.calcite.avatica.util.AbstractCursor$ArrayAccessor.getObject(AbstractCursor.java:1299)
> at
> org.apache.calcite.avatica.util.AbstractCursor$ArrayAccessor.getArray(AbstractCursor.java:1352)
> at org.apache.calcite.avatica.AvaticaSite.get(AvaticaSite.java:305)
> at
> org.apache.calcite.avatica.AvaticaResultSet.getObject(AvaticaResultSet.java:393)
> at
> org.apache.calcite.test.CalciteAssert$ResultSetFormatter.rowToString(CalciteAssert.java:1978)
> at
> org.apache.calcite.test.CalciteAssert$ResultSetFormatter.resultSet(CalciteAssert.java:1966)
> at
> org.apache.calcite.test.CalciteAssert.lambda$checkResult$2(CalciteAssert.java:303)
> at
> org.apache.calcite.test.CalciteAssert.assertQuery(CalciteAssert.java:544)
> at
> org.apache.calcite.test.CalciteAssert$AssertQuery.lambda$returns$1(CalciteAssert.java:1514)
> at
> org.apache.calcite.test.CalciteAssert$AssertQuery.withConnection(CalciteAssert.java:1446)
> at
> org.apache.calcite.test.CalciteAssert$AssertQuery.returns(CalciteAssert.java:1512)
> at
> org.apache.calcite.test.CalciteAssert$AssertQuery.returns(CalciteAssert.java:1495)
> at
> org.apache.calcite.test.CalciteAssert$AssertQuery.returns(CalciteAssert.java:1458)
> at
> org.apache.calcite.test.JdbcTest.testNestedMultiset(JdbcTest.java:2057)
> 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$2.evaluate(ParentRunner.java:268)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
> at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
> at
> com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
> at
> com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
> at
> com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:230)
> at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:58)
> Suppressed: org.apache.calcite.util.TestUtil$ExtraInformation: With
> materializationsEnabled=false, limit=0, sql=select multiset[multiset[1, 2],
> multiset[3, 4]]
> at org.apache.calcite.util.TestUtil.rethrow(TestUtil.java:268)
> at
> org.apache.calcite.test.CalciteAssert.assertQuery(CalciteAssert.java:560)
> ... 28 more
> {code}
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