[HIVE-4714] Vectorized Sum of scalar subtract column returns negative result when positive exected

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: vectorization-branch, 0.13.0
• Assignee: Jitendra Nath Pandey
• Reporter: Tony Murphy
• Created: 11/Jun/13 18:50
• Updated: 23/Oct/13 21:59
• Resolved: 13/Jun/13 19:30

Description

Actual: -5701157.669591231
Expected: 5701157.663489044

drop table LINEITEM_ORC;
create external table LINEITEM_ORC(L_DISCOUNT float ) 
ROW FORMAT SERDE 'org.apache.hadoop.hive.ql.io.orc.OrcSerde'
            STORED AS
                INPUTFORMAT 'org.apache.hadoop.hive.ql.io.orc.CommonOrcInputFormat'
                OUTPUTFORMAT 'org.apache.hadoop.hive.ql.io.orc.OrcOutputFormat';

SELECT Sum(1 - l_discount) FROM   Lineitem_orc