PySpark Dataframes Tutorial | Introduction to PySpark Dataframes API | PySpark Training | Edureka

Oct 4, 20182 likes623 views

The document outlines a pyspark certification training course focused on dataframes, highlighting their importance in processing structured and semi-structured data, especially in handling large datasets. It covers key features and classes of dataframes, including their creation and use cases, such as the FIFA World Cup and superheroes. The training aims to provide a comprehensive understanding of dataframes and their applications in data processing.

PYSPARK CERTIFICATION TRAINING www.edureka.co/pyspark-certification-training
PySpark
Dataframe Tutorial

PYSPARK CERTIFICATION TRAINING www.edureka.co/pyspark-certification-training
Today’s Training Topics
❖ Need for Dataframes
❖ What are Dataframes
❖ Dataframes Features
❖ Sources of Dataframes
❖ Demo

PYSPARK CERTIFICATION TRAINING www.edureka.co/pyspark-certification-training
Why do we need Dataframes?
Processing Structured
And Semi-Structured Data

PYSPARK CERTIFICATION TRAINING www.edureka.co/pyspark-certification-training
What are Dataframes?
2d labelled
Data
Structure
Similar to
SQL

PYSPARK CERTIFICATION TRAINING www.edureka.co/pyspark-certification-training
Features of Dataframes
Distributed
Lazy
EVALs
Immutable

PYSPARK CERTIFICATION TRAINING www.edureka.co/pyspark-certification-training
Creating a Dataframe(Sources)
Dataframe

PYSPARK CERTIFICATION TRAINING www.edureka.co/pyspark-certification-training
Important Classes
• pyspark.sql.SQLContext
• pyspark.sql.DataFrame
• pyspark.sql.Column
• pyspark.sql.Row
• pyspark.sql.GroupedData
• pyspark.sql.DataFrameNaFunctions
• pyspark.sql.DataFrameStatFunctions
• pyspark.sql.functions
• pyspark.sql.types
• pyspark.sql.Window

PYSPARK CERTIFICATION TRAINING www.edureka.co/pyspark-certification-training
CREATING DATAFRAMES DEMO

PYSPARK CERTIFICATION TRAINING www.edureka.co/pyspark-certification-training
FIFA WORLD CUP – USE CASEFIFA world Cup Use Case

PYSPARK CERTIFICATION TRAINING www.edureka.co/pyspark-certification-training
SUPERHEROS Use Case

PySpark Dataframes Tutorial | Introduction to PySpark Dataframes API | PySpark Training | Edureka

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