Routines and data structures for using isarn-sketches idiomatically in Apache Spark

Spark in Action, 2nd edition - chapter 15 - Aggregating your data

Hive 函数

This project aims to use Yahoo Theta Sketch api as Spark sql UDFs

Some Hive UDAF examples

A collection of handy UDFs for Apache Hive

Collection of some interesting pieces of my projects. Spark, Scala, Python, sh

User defined aggregate function to calculate percentiles with Spark with linear complexity

playing around with hive