Extend concat_ws() UDF to support arrays of strings
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Key: HIVE-2203
URL: https://issues.apache.org/jira/browse/HIVE-2203
Project: Hive
Issue Type: Improvement
Components: UDF
Reporter: Carl Steinbach
Priority: Minor
concat_ws() should support the following type of input parameters:
concat_ws(string separator, array<string>)
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