Scala and Spark for Big Data Analytics

Scala collection APIs

The Scala collections are a well-understood and frequently used programming abstraction that can be distinguished between mutable and immutable collections. Like a mutable variable, a mutable collection can be changed, updated, or extended when necessary. However, like an immutable variable, immutable collections cannot be changed. Most collection classes to utilize them are located in the packages scala.collection, scala.collection.immutable, and scala.collection.mutable, respectively.

This extremely powerful feature of Scala provides you with the following facility to use and manipulate your data:

• Easy to use: For example, it helps you eliminate the interference between iterators and collection updates. As a result, ...