subarray_startwith(array original, int|text key) – Returns an array that starts with the specified key
SELECT subarray_startwith(array(1,2,3,4), 2);
[2,3,4]
Platforms: WhereOS, Spark, Hive
Class: hivemall.tools.array.SubarrayStartWithUDF
More functions can be added to WhereOS via Python or R bindings or as Java & Scala UDF (user-defined function), UDAF (user-defined aggregation function) and UDTF (user-defined table generating function) extensions. Custom libraries can be added on via Settings-page or installed from WhereOS Store.