How to set decimal values in hive stack command












1














I am trying to execute below hive stack command



select stack(2,'A',10.1, '2015-01-01','B',20.123, '2016-01-01');



But it is giving me error because of inconsistencies in decimal precisions, below is the error message



Error: org.apache.spark.sql.AnalysisException: cannot resolve 'stack(2, 'A', 10.1BD, '2015-01-01', 'B', 20.123BD, '2016-01-01')' due to data type mismatch: Argument 2 (decimal(3,1)) != Argument 5 (decimal(5,3)); line 1 pos 7;
'Project [unresolvedalias(stack(2, A, 10.1, 2015-01-01, B, 20.123, 2016-01-01), None)]
+- OneRowRelation (state=,code=0)









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  • show us the full hql. It is showing error in aliasname
    – saravanatn
    Nov 13 '18 at 7:25
















1














I am trying to execute below hive stack command



select stack(2,'A',10.1, '2015-01-01','B',20.123, '2016-01-01');



But it is giving me error because of inconsistencies in decimal precisions, below is the error message



Error: org.apache.spark.sql.AnalysisException: cannot resolve 'stack(2, 'A', 10.1BD, '2015-01-01', 'B', 20.123BD, '2016-01-01')' due to data type mismatch: Argument 2 (decimal(3,1)) != Argument 5 (decimal(5,3)); line 1 pos 7;
'Project [unresolvedalias(stack(2, A, 10.1, 2015-01-01, B, 20.123, 2016-01-01), None)]
+- OneRowRelation (state=,code=0)









share|improve this question






















  • show us the full hql. It is showing error in aliasname
    – saravanatn
    Nov 13 '18 at 7:25














1












1








1







I am trying to execute below hive stack command



select stack(2,'A',10.1, '2015-01-01','B',20.123, '2016-01-01');



But it is giving me error because of inconsistencies in decimal precisions, below is the error message



Error: org.apache.spark.sql.AnalysisException: cannot resolve 'stack(2, 'A', 10.1BD, '2015-01-01', 'B', 20.123BD, '2016-01-01')' due to data type mismatch: Argument 2 (decimal(3,1)) != Argument 5 (decimal(5,3)); line 1 pos 7;
'Project [unresolvedalias(stack(2, A, 10.1, 2015-01-01, B, 20.123, 2016-01-01), None)]
+- OneRowRelation (state=,code=0)









share|improve this question













I am trying to execute below hive stack command



select stack(2,'A',10.1, '2015-01-01','B',20.123, '2016-01-01');



But it is giving me error because of inconsistencies in decimal precisions, below is the error message



Error: org.apache.spark.sql.AnalysisException: cannot resolve 'stack(2, 'A', 10.1BD, '2015-01-01', 'B', 20.123BD, '2016-01-01')' due to data type mismatch: Argument 2 (decimal(3,1)) != Argument 5 (decimal(5,3)); line 1 pos 7;
'Project [unresolvedalias(stack(2, A, 10.1, 2015-01-01, B, 20.123, 2016-01-01), None)]
+- OneRowRelation (state=,code=0)






hive hiveql






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asked Nov 13 '18 at 6:35









Mahesh JMahesh J

317




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  • show us the full hql. It is showing error in aliasname
    – saravanatn
    Nov 13 '18 at 7:25


















  • show us the full hql. It is showing error in aliasname
    – saravanatn
    Nov 13 '18 at 7:25
















show us the full hql. It is showing error in aliasname
– saravanatn
Nov 13 '18 at 7:25




show us the full hql. It is showing error in aliasname
– saravanatn
Nov 13 '18 at 7:25












1 Answer
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1














Cast explicitly to double or decimal with required precision and scale:



hive> select stack(2,'A',cast(10.1 as double), '2015-01-01','B',cast(20.123 as double), '2016-01-01');
OK
A 10.1 2015-01-01
B 20.123 2016-01-01
Time taken: 2.818 seconds, Fetched: 2 row(s)

hive> select stack(2,'A',cast(10.1 as decimal(5,3)), '2015-01-01','B',cast(20.123 as decimal(5,3)), '2016-01-01');
OK
A 10.1 2015-01-01
B 20.123 2016-01-01
Time taken: 0.066 seconds, Fetched: 2 row(s)





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    1 Answer
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    1 Answer
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    active

    oldest

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    1














    Cast explicitly to double or decimal with required precision and scale:



    hive> select stack(2,'A',cast(10.1 as double), '2015-01-01','B',cast(20.123 as double), '2016-01-01');
    OK
    A 10.1 2015-01-01
    B 20.123 2016-01-01
    Time taken: 2.818 seconds, Fetched: 2 row(s)

    hive> select stack(2,'A',cast(10.1 as decimal(5,3)), '2015-01-01','B',cast(20.123 as decimal(5,3)), '2016-01-01');
    OK
    A 10.1 2015-01-01
    B 20.123 2016-01-01
    Time taken: 0.066 seconds, Fetched: 2 row(s)





    share|improve this answer


























      1














      Cast explicitly to double or decimal with required precision and scale:



      hive> select stack(2,'A',cast(10.1 as double), '2015-01-01','B',cast(20.123 as double), '2016-01-01');
      OK
      A 10.1 2015-01-01
      B 20.123 2016-01-01
      Time taken: 2.818 seconds, Fetched: 2 row(s)

      hive> select stack(2,'A',cast(10.1 as decimal(5,3)), '2015-01-01','B',cast(20.123 as decimal(5,3)), '2016-01-01');
      OK
      A 10.1 2015-01-01
      B 20.123 2016-01-01
      Time taken: 0.066 seconds, Fetched: 2 row(s)





      share|improve this answer
























        1












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        1






        Cast explicitly to double or decimal with required precision and scale:



        hive> select stack(2,'A',cast(10.1 as double), '2015-01-01','B',cast(20.123 as double), '2016-01-01');
        OK
        A 10.1 2015-01-01
        B 20.123 2016-01-01
        Time taken: 2.818 seconds, Fetched: 2 row(s)

        hive> select stack(2,'A',cast(10.1 as decimal(5,3)), '2015-01-01','B',cast(20.123 as decimal(5,3)), '2016-01-01');
        OK
        A 10.1 2015-01-01
        B 20.123 2016-01-01
        Time taken: 0.066 seconds, Fetched: 2 row(s)





        share|improve this answer












        Cast explicitly to double or decimal with required precision and scale:



        hive> select stack(2,'A',cast(10.1 as double), '2015-01-01','B',cast(20.123 as double), '2016-01-01');
        OK
        A 10.1 2015-01-01
        B 20.123 2016-01-01
        Time taken: 2.818 seconds, Fetched: 2 row(s)

        hive> select stack(2,'A',cast(10.1 as decimal(5,3)), '2015-01-01','B',cast(20.123 as decimal(5,3)), '2016-01-01');
        OK
        A 10.1 2015-01-01
        B 20.123 2016-01-01
        Time taken: 0.066 seconds, Fetched: 2 row(s)






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        answered Nov 13 '18 at 8:16









        leftjoinleftjoin

        8,32922051




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