SQL

Learn SQL

Analyze Data with SQL - Getting Started with SQL

Analyze Data with SQL - Writing Basic Queries

Analyze Data with SQL - Calculating Aggregates

Analyze Data with SQL - Joining Multiple Tables

Getting Started Off Platform for Data Science

Learn Node-SQLite

Build Python Web Apps with Django - Data in Django

Create a Back-End App with JavaScript - SQL for Back-End Development

Create a Back-End App with JavaScript - Connecting JavaScript and SQL

Data Analyst Interview Preparation - Coding Challenges

Data Scientist Interview Preparation - Coding Challenges for Data Scientist Interview Preparation