Sample Database: University Rankings (ERD and SQL)
Do you want to practice SQL on something other than the basic default database? Here’s a sample ERD and data for a university ranking database. When you’re learning SQL or database design, it’s helpful to use other databases as a reference. Many... Read more
Sample Database: Olympic Games (ERD and SQL)
When you’re learning SQL or database design, it’s helpful to use other databases as a reference. Many articles online refer to Oracle’s HR database, or SQL Server’s AdventureWorks database. These can be helpful, but often you’re looking... Read more
A Guide to the Entity Relationship Diagram (ERD)
Learn all about Entity Relationship Diagrams (ERDs), what they are used for, how to understand them, how to create them, and more in this guide. What is an Entity Relationship Diagram (ERD)? An Entity Relationship Diagram (ERD) is a type of diagram that lets you see... Read more
