SPARK FILTER FUNCTION

Using Spark filter function you can retrieve records from the Dataframe or Datasets which satisfy a given condition. People from SQL background can also use […]

HIVE ALTER TABLE

In Previous chapter we learned about HIVE TABLE CREATION and today lets check out HIVE ALTER TABLE. Here we will list down all the alterations that can be […]

HIVE DATA TYPES

Many of the datatypes you find in Relational Databases can be found in Hive as well. They are called “Primitive Datatypes“. Along with these , […]

SCALA CLASS

In Previous chapter we learned about SCALA PATTERN MATCHING and today lets check out SCALA CLASS. A Scala Class is a collection of variables , methods ,objects […]