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https://issues.apache.org/jira/browse/IMPALA-11739?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Peter Rozsa resolved IMPALA-11739.
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Resolution: Fixed
> Skip pushing down BinaryPredicate with NullLiteral for Iceberg tables
> ---------------------------------------------------------------------
>
> Key: IMPALA-11739
> URL: https://issues.apache.org/jira/browse/IMPALA-11739
> Project: IMPALA
> Issue Type: Bug
> Reporter: gaoxiaoqing
> Assignee: gaoxiaoqing
> Priority: Major
> Labels: iceberg
>
> Following query throws an Exception, "ERROR: ClassCastException:
> org.apache.impala.analysis.NullLiteral cannot be cast to
> org.apache.impala.analysis.StringLiteral"
> {noformat}
> select * from iceberg_alltypes_part where p_string!=NULL;{noformat}
> When hdfs table filtered not equal null or equal null, it is successful. It
> should keep same.
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