These SQL patterns are frequently used in real-world scenarios such as: • Customer segmentation • Sales trend analysis • Cohort analysis • Data cleaning and transformation • Ranking and performance ...

#Now we have Left. Left is going to allow us to take a certain amount of strings from the left hand side. #Now let's look at substring, this one I personally love and use a lot. #Substring allows you ...

A practical DBA guide for Azure SQL, AWS RDS, and GCP Cloud SQLCloud databases change two things compared to on-prem servers: you don’t control the physical hardware, and all metrics come from DMVs + ...

This repository contains searches in the form of SQL queries that have been exported individually using Enterprise Architect (EA). This makes it easier to version control them and collaborate with ...