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https://issues.apache.org/jira/browse/FLINK-8617?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16360506#comment-16360506
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ASF GitHub Bot commented on FLINK-8617:
---------------------------------------
Github user twalthr commented on a diff in the pull request:
https://github.com/apache/flink/pull/5438#discussion_r167503729
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/codegen/calls/ScalarOperators.scala
---
@@ -351,7 +351,7 @@ object ScalarOperators {
else {
s"""
|${operand.code}
- |boolean $resultTerm = false;
+ |boolean $resultTerm = ${operand.resultTerm} == null;
--- End diff --
This is not a bug but intended. The result type should be a primitive at
this point. I remove it and all tests are still working correctly.
> Fix code generation bug while accessing Map type
> ------------------------------------------------
>
> Key: FLINK-8617
> URL: https://issues.apache.org/jira/browse/FLINK-8617
> Project: Flink
> Issue Type: Bug
> Components: Table API & SQL
> Reporter: Ruidong Li
> Assignee: Ruidong Li
> Priority: Major
>
> There's a code generation bug in {code}ScalarOperatos.generateMapGet{code}.
> And there's two more bugs found in {code}ScalarOperators.generateIsNull{code}
> and {code}ScalarOperators.generateIsNotNull{code}
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