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In this post on SQL How to add a column, let us look at 4 different approaches to adding columns to a database table. But

Athena SQL is the query language used in Amazon Athena to interact with data in S3. Mastering Athena SQL is not a monumental task if

Redshift data types are not a whole lot different from the standard relational database types.  Relational Databases store data in tables, which are made up

Before we dive into the details of CloudFormation Parameters, lets build some context around what CloudFormation is. It is a service by Amazon, used to 

If your are a beginner, understanding the basics of Apache Spark will help you build a strong foundation before you get to the more complex

This post elaborates on Apache Spark transformation and action operations by providing a step by step walk through of Spark examples in Scala. Before you

Aah…. duplicates! They are everywhere! Look around you – multiple charger cables, headphones, pictures in your smartphone! But we are not here to talk about

In this blog post, let us look at some Redshift Create Table Examples, 10 to be exact ! However, before we get started, what exactly

In this post we will address Spark SQL Date Functions, its syntax and what it does. There are 28 Spark SQL Date functions, meant to