adspace


What is DataFrames?

Answer Posted / Iqra

DataFrames in Apache Spark are distributed collections of data organized into named columns. They provide a programming interface that allows developers to perform various data processing tasks, such as SQL operations and machine learning, on large datasets. DataFrames can be constructed from structured data files like CSV, JSON, Parquet, or from Hive tables.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is meant by Transformation? Give some examples.

385


List the advantage of Parquet file in Apache Spark?

525


Explain how RDDs work with Scala in Spark

411


What is the latest version of spark?

343