[
https://issues.apache.org/jira/browse/CALCITE-5590?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ASF GitHub Bot updated CALCITE-5590:
------------------------------------
Labels: pull-request-available (was: )
> NullPointerException when converting 'in' expression that is used inside
> select list and group by
> --------------------------------------------------------------------------------------------------
>
> Key: CALCITE-5590
> URL: https://issues.apache.org/jira/browse/CALCITE-5590
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.33.0
> Reporter: Jiajun Xie
> Priority: Major
> Labels: pull-request-available
>
> In CALCITE-5209, we changed sub-query handle way.
> It can solve some problems, but it also introduces some new problems.
> Here is a simple case to reproduce, it can work before 1.33.0
> {code:java}
> @Test void testGroupByCaseWhen() {
> final String sql = "select case when deptno in (1) then 1 end as col\n"
> + "from emp\n"
> + "group by deptno, case when deptno in (1) then 1 else 0 end";
> sql(sql).ok();
> } {code}
> {code:java}
> while converting CASE WHEN `EMP`.`DEPTNO` IN (1) THEN 1 ELSE NULL END
> java.lang.RuntimeException: while converting CASE WHEN `EMP`.`DEPTNO` IN (1)
> THEN 1 ELSE NULL END
> at
> org.apache.calcite.sql2rel.ReflectiveConvertletTable.lambda$registerNodeTypeMethod$0(ReflectiveConvertletTable.java:86)
> at
> org.apache.calcite.sql2rel.SqlNodeToRexConverterImpl.convertCall(SqlNodeToRexConverterImpl.java:63)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:5591)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:4875)
> at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:139)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.convertExpression(SqlToRelConverter.java:5454)
> at
> org.apache.calcite.sql2rel.StandardConvertletTable.lambda$new$9(StandardConvertletTable.java:205)
> at
> org.apache.calcite.sql2rel.SqlNodeToRexConverterImpl.convertCall(SqlNodeToRexConverterImpl.java:63)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:5591)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:4875)
> at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:139)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.convertExpression(SqlToRelConverter.java:5454)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.createAggImpl(SqlToRelConverter.java:3316)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertAgg(SqlToRelConverter.java:3158)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertSelectImpl(SqlToRelConverter.java:784)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertSelect(SqlToRelConverter.java:682)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertQueryRecursive(SqlToRelConverter.java:3680)
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertQuery(SqlToRelConverter.java:597)
> at
> org.apache.calcite.test.SqlToRelTestBase$TesterImpl.convertSqlToRel(SqlToRelTestBase.java:639)
> at
> org.apache.calcite.test.SqlToRelTestBase$TesterImpl.assertConvertsTo(SqlToRelTestBase.java:758)
> at
> org.apache.calcite.test.SqlToRelConverterTest$Sql.convertsTo(SqlToRelConverterTest.java:4502)
> at
> org.apache.calcite.test.SqlToRelConverterTest$Sql.ok(SqlToRelConverterTest.java:4494)
> at
> org.apache.calcite.test.SqlToRelConverterTest.testGroupByCaseWhen(SqlToRelConverterTest.java:4028){code}
--
This message was sent by Atlassian Jira
(v8.20.10#820010)
