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Sorting in Spark Dataframe
Spark

Sorting in Spark Dataframe

ByMahesh Mogal October 13, 2020February 11, 2021

In this blog, we will learn how to sort rows in spark dataframe based on some column values.

Sorting in Spark Dataframe

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Removing White Spaces From Data in Spark
Spark

Removing White Spaces From Data in Spark

ByMahesh Mogal October 9, 2020February 11, 2021

White spaces can be a headache if not removed before processing data. We will learn how to remove spaces from data in spark using inbuilt functions.

Removing White Spaces From Data in Spark

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Adding White Spaces to Data in Spark Dataframe
Spark

Adding White Spaces to Data in Spark Dataframe

ByMahesh Mogal October 6, 2020February 11, 2021

In this blog, we will learn how to use rpad and lpad functions to add padding to data in spark dataframe.

ADDING SPACES DATA IN SPARK DATAFRAME

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String Functions in Spark
Spark

String Functions in Spark

ByMahesh Mogal October 2, 2020March 20, 2021

This blog is intended to be a quick reference for the most commonly used string functions in Spark. It will cover all of the core string processing operations that are supported by Spark. In addition, it should serve as a useful guide for users who wish to easily integrate these into their own applications.

String Functions in Spark

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Converting Strings to Dates in Spark
Spark

Converting Strings to Dates in Spark

ByMahesh Mogal September 30, 2020March 20, 2021

In this blog, we are going to learn how to format dates in spark along with, changing date format and converting strings to dates with proper format.

Formatting Dates in Spark

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Date Difference functions in Spark
Spark

Date Difference functions in Spark

ByMahesh Mogal September 28, 2020February 11, 2021

we need to find a difference between dates or find a date after or before “n” days from a given date.
We are going to use spark function to solve such problems.

Date Difference functions in Spark

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Working With Timestamps in Spark
Spark

Working With Timestamps in Spark

ByMahesh Mogal September 24, 2020February 12, 2021

Working with timestamps while processing data can be a headache sometimes. Luckily Spark has some in-built functions to make our life easier when working with timestamps. Let us go over these functions.

Working With Timestamps in Spark

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Date & Timestamp Functions  in Spark
Spark

Date & Timestamp Functions in Spark

ByMahesh Mogal September 21, 2020February 12, 2021

Spark provides multiple Date and Timestamp functions to make processing dates easier. In this blog, we will see the date and timestamp functions with examples.

Date & Timestamp Functions in Spark

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Select Expr in Spark Dataframe
Spark

Select Expr in Spark Dataframe

ByMahesh Mogal September 17, 2020February 12, 2021

In this blog, we will learn how to use select and expr in the Spark data frame. We will learn multiple use cases along with selectExpr.

Select Expr in Spark Dataframe

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Add, Rename, Drop Columns in Spark Dataframe
Spark

Add, Rename, Drop Columns in Spark Dataframe

ByMahesh Mogal September 14, 2020February 12, 2021

We will go through common column operations like add, rename, list, select, and dropping a column from spark dataframe.

Add, Rename, Drop Columns in Spark Dataframe

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MSCK Repair – Fixing Partitions in Hive Table
Hive

MSCK Repair – Fixing Partitions in Hive Table

ByMahesh Mogal August 29, 2020February 12, 2021

We will learn how to add multiple partitions to hive table using msck repair table command in hive.

msck repair hive

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Inserting Data In Hive Partitioned tables
Hive

Inserting Data In Hive Partitioned tables

ByMahesh Mogal August 27, 2020February 12, 2021

In this blog, we will learn how to insert data in partitions in hive table. We will write queries to insert data in static as well as dynamic partitions.

inserting data to hive partition

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