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https://issues.apache.org/jira/browse/HIVE-26889?focusedWorklogId=838512&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-838512
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ASF GitHub Bot logged work on HIVE-26889:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 11/Jan/23 04:06
Start Date: 11/Jan/23 04:06
Worklog Time Spent: 10m
Work Description: SourabhBadhya commented on code in PR #3896:
URL: https://github.com/apache/hive/pull/3896#discussion_r1066554355
##########
ql/src/java/org/apache/hadoop/hive/ql/udf/generic/AbstractGenericUDFArrayBase.java:
##########
@@ -49,6 +52,12 @@ protected AbstractGenericUDFArrayBase(String functionName,
int minArgCount, int
this.minArgCount = minArgCount;
this.maxArgCount = maxArgCount;
this.outputCategory = outputCategory;
+ this.outputPrimitiveCategory = null;
+ }
+
+ public AbstractGenericUDFArrayBase(String functionName, int minArgCount,
int maxArgCount, ObjectInspector.Category outputCategory,
PrimitiveObjectInspector.PrimitiveCategory outputPrimitiveCategory) {
Review Comment:
Probably this constructor and variable might not be required in this class.
Please check this comment -
https://github.com/apache/hive/pull/3896/files#r1066553884.
Issue Time Tracking
-------------------
Worklog Id: (was: 838512)
Time Spent: 50m (was: 40m)
> Implement array_join udf to concatenate the elements of an array with a
> specified delimiter
> -------------------------------------------------------------------------------------------
>
> Key: HIVE-26889
> URL: https://issues.apache.org/jira/browse/HIVE-26889
> Project: Hive
> Issue Type: Sub-task
> Components: Hive
> Reporter: Taraka Rama Rao Lethavadla
> Assignee: Taraka Rama Rao Lethavadla
> Priority: Minor
> Labels: pull-request-available
> Time Spent: 50m
> Remaining Estimate: 0h
>
> *array_join(array, delimiter, replaceNull)* - concatenate the elements of an
> array with a specified delimiter
> Example:
> {noformat}
> > SELECT array_join(array(1, 2, 3,4), ',') FROM src LIMIT 1;
> 1,2,3,4
> > SELECT array_join(array(1, 2, NULL, 4), ',',':') FROM src LIMIT 1;
> 1,2,:,4{noformat}
> Returns NULL if array is null/empty
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