Apache Spark-2 | Looking for Big data Training chennai

looking for Big data training chennai

Two types of Operations:

Looking for Big data Training chennai. Dataz – a unit of Geoinsyssoft. brings Big Data Training in chennai. Big Data Course, Machine Leaning, Deep Learning, Data Science, Hadoop, Python.

Transformation:

Creates a new RDD from the existing one.It passes the dataset to the function and returns new dataset. Looking for Big data Training chennai

Some of the functionalities are listed below:

Map

FlatMap

Filter

MapPartitions

MappartionwithIndex

Union

Distinct

Intersection

GroupBy

ReduceByKey

AggregateByKey

SortByKey

Join

Coalesce

Repartition

Action:

It returns final result to drives program or write it to the external data-store. Looking for Big data Training chennai

Some of the functionalities are listed below:

Count ()

Collect()

Reduce()

Take(n)

First()

TakeSample()

TakeOrdered (count&ordering)

CountByKey()

Foreach()

SaveAsTextfile()

Properties of RDDs:

Immutable

Parttioned

Coarse gained operations

Action / Transformations

Cacheable

Source : Geoinsyssoft

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