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From "Prasanth Jayachandran (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HIVE-11493) Predicate with integer column equals double evaluates to false
Date Thu, 06 Aug 2015 20:30:22 GMT
Prasanth Jayachandran created HIVE-11493:
--------------------------------------------

             Summary: Predicate with integer column equals double evaluates to false
                 Key: HIVE-11493
                 URL: https://issues.apache.org/jira/browse/HIVE-11493
             Project: Hive
          Issue Type: Bug
    Affects Versions: 2.0.0
            Reporter: Prasanth Jayachandran
            Assignee: Pengcheng Xiong
            Priority: Blocker


Filters with integer column equals double constant evaluates to false everytime. Negative
double constant works fine.

{code:title=explain select * from orc_ppd where t = 10.0;}
OK
Stage-0
   Fetch Operator
      limit:-1
      Select Operator [SEL_2]
         outputColumnNames:["_col0","_col1","_col2","_col3","_col4","_col5","_col6","_col7","_col8","_col9","_col10","_col11","_col12","_col13"]
         Filter Operator [FIL_1]
            predicate:false (type: boolean)
            TableScan [TS_0]
               alias:orc_ppd
{code}

{code:title=explain select * from orc_ppd where t = -10.0;}
OK
Stage-0
   Fetch Operator
      limit:-1
      Select Operator [SEL_2]
         outputColumnNames:["_col0","_col1","_col2","_col3","_col4","_col5","_col6","_col7","_col8","_col9","_col10","_col11","_col12","_col13"]
         Filter Operator [FIL_1]
            predicate:(t = (- 10.0)) (type: boolean)
            TableScan [TS_0]
               alias:orc_ppd
{code}



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