[jira] [Created] (HIVE-20779) Fix missing results when IN operator has a struct with a null field

["Zoltan Haindrich (JIRA)" <ji...@apache.org>]

Zoltan Haindrich created HIVE-20779:
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             Summary: Fix missing results when IN operator has a struct with a null field
                 Key: HIVE-20779
                 URL: https://issues.apache.org/jira/browse/HIVE-20779
             Project: Hive
          Issue Type: Bug
            Reporter: Zoltan Haindrich



{code}
create table ax(s char(1),t char(10));
insert into ax values ('a','a'),('a','a '),('b','bb');
select 'expected 1',count(*) from ax where ((s,t) in (('a','a'),(null, 'bb'))) is null;
-- returns 0 rows
{code}



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