Anthony Hsu created HIVE-13993:
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Summary: Hive should provide built-in UDF that can apply another
UDF to each element of an array
Key: HIVE-13993
URL: https://issues.apache.org/jira/browse/HIVE-13993
Project: Hive
Issue Type: New Feature
Reporter: Anthony Hsu
There is currently no simple way to take an array field and apply a UDF on each
element of the array, returning a new array. This is a basic use case that Hive
should provide a built-in UDF for. More motivation:
http://stackoverflow.com/questions/27722493/how-to-invoke-udf-for-each-element-in-an-array-in-hive
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