Data Analysis Journal

Share this post

Advanced SQL Functions For Data Analysis - Issue 47

dataanalysis.substack.com
SQL

Advanced SQL Functions For Data Analysis - Issue 47

Building complex and advanced SQL queries for data analysis, data manipulation, and modeling

Olga Berezovsky
Jun 9, 2021
6
Share this post

Advanced SQL Functions For Data Analysis - Issue 47

dataanalysis.substack.com

SQL is the most required skill for data analysis, data science, and data engineering. It’s easy to pick up and learn, but it also takes time, perseverance, and persistence to progress to an advanced level. About 80% of analysts who are out there ...analyzing (I mean, what else would they be doing?) use mostly basic SQL, while only 20% master it and take…

Keep reading with a 7-day free trial

Subscribe to Data Analysis Journal to keep reading this post and get 7 days of free access to the full post archives.

Already a paid subscriber? Sign in
Previous
Next
© 2023 Olga Berezovsky
Privacy ∙ Terms ∙ Collection notice
Start WritingGet the app
Substack is the home for great writing