Writing a Hive UDF for lookups

2021-02-10T09:11:10+00:00

Let's use a Hive UDF to perform lookups against resources residing in the Hadoop file system (HDFS) which allows non-equi joins.

In today’s blog I am going to take a look at a fairly mundane and unspectacular use of a Hive UDF (user-defined function), that of performing lookups against re

Writing a Hive UDF for lookups2021-02-10T09:11:10+00:00

Hive UDFs and UDAFs with Python

2021-02-10T09:11:22+00:00

In this post we focus on how to write sophisticated User Defined (Aggregated) Functions (UD(A)Fs) for Apache Hive in Python.

Sometimes the analytical power of built-in Hive functions is just not enough. In this case it is possible to write hand-tailored User-Defined Functions (UDFs) for tra

Hive UDFs and UDAFs with Python2021-02-10T09:11:22+00:00