Hive-javaUDF-ConvertDateFormat

Open Hive Shell

Step 1

hive> ADD JAR <path-of-the-JAR-file>

Step 2

hive> CREATE TEMPORARY FUNCTION DateConverter  AS 'com.ibm.logic.HiveUDF';

Testing

hive> select DateConverter("160627","yyMMdd");

=> 2016-06-27

hive> select DateConverter('062716','MMddyy');

=> 2016-06-27