percentile(col, percentage [, frequency]) – Returns the exact percentile value of numeric column `col` at the given percentage. The value of percentage must be between 0.0 and 1.0. The value of frequency should be positive integral percentile(col, array(percentage1 [, percentage2]…) [, frequency]) – Returns the exact percentile value array of numeric column `col` at the given percentage(s). Each value of the percentage array must be between 0.0 and 1.0. The value of frequency should be positive integral
Platforms: WhereOS, Spark, Hive
Class: org.apache.spark.sql.catalyst.expressions.aggregate.Percentile
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.
