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Posted to dev@drill.apache.org by "Igor Guzenko (JIRA)" <ji...@apache.org> on 2019/05/27 08:21:00 UTC

[jira] [Created] (DRILL-7280) Support Hive UDFs for arrays

Igor Guzenko created DRILL-7280:
-----------------------------------

             Summary: Support Hive UDFs for arrays
                 Key: DRILL-7280
                 URL: https://issues.apache.org/jira/browse/DRILL-7280
             Project: Apache Drill
          Issue Type: Sub-task
            Reporter: Igor Guzenko
            Assignee: Igor Guzenko


Add support for Hive UDFs accepting or returning arrays: [https://cwiki.apache.org/confluence/display/Hive/LanguageManual+UDF] . Some examples of such UDFs are: 

 
||Hive UDF||Drill alternative||
|size(array)|repeated_count(array)|
|array_contains(array, value)|repeated_contains(array, value)|
|sort_array(arr_n_0)|NA|
|concat_ws(string SEP, array<string>)|NA|

etc. 

 

 



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