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https://issues.apache.org/jira/browse/HIVE-19399?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Haifeng Chen updated HIVE-19399:
Description:
The following sql scripts generating different result for vectorization
disabled and enabled (both for ORC and for parquet).
drop table test_schema;
create table test_schema (f int) stored as parquet;
insert into test_schema values ('9');
select cast(f as tinyint) + 1 from test_schema;
For non-vectorization, the result is -96 while for vectorization mode, it is
10
was:
The following sql scripts generating different result for vectorization
disabled and enabled.
drop table test_schema;
create table test_schema (f int) stored as parquet;
insert into test_schema values ('9');
select cast(f as tinyint) + 1 from test_schema;
For non-vectorization, the result is -96 while for vectorization mode, it is
10
> Down cast from int to tinyint generating incorrect value for vectorization
> --
>
> Key: HIVE-19399
> URL: https://issues.apache.org/jira/browse/HIVE-19399
> Project: Hive
> Issue Type: Bug
> Components: Vectorization
>Affects Versions: 3.1.0
>Reporter: Haifeng Chen
>Priority: Major
>
> The following sql scripts generating different result for vectorization
> disabled and enabled (both for ORC and for parquet).
> drop table test_schema;
> create table test_schema (f int) stored as parquet;
> insert into test_schema values ('9');
> select cast(f as tinyint) + 1 from test_schema;
> For non-vectorization, the result is -96 while for vectorization mode, it is
> 10
>
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