Reddit learn sql
by Mike_B
sqlzoo is a decent free resource. 4. level 1. IeatBovines. · 3y. Before you learn just learning how to use SQL, it is also important to understand the fundamentals and how it works. A large part of that is understanding different types of databases (structured vs. unstructured) and data schemas. Here is a good tutorial explaining basic and advanced aspects of Microsoft SQL Server, its differences as compared to standard SQL as well as how it could be used as a secure, flexible and scalable relational database management system with differentiated performance and built-in query intelligence: MS SQL Tutorial - bipp Analytics. Learn the basics of SQL, retrieve data from an SQL database and build simple reports. Review and consolidate your SQL skills with tons of interactive exercises! In this learning path, you’ll practice SQL JOINs, aggregation with GROUP BY and HAVING, and subqueries (including correlated subqueries). Read more