SQL Tutorial Sample Database

  • Our Sample Database is a modernized version of Microsoft's Northwind.
  • The data model is kept simple and comes with only 5 tables.
  • You can play with a live database in our SQL Sandbox.
  • Or download our script and create your own sample database (model + data).

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Sample Database ERD

ERD diagrams are an important tool for data professionals: they provide a wealth of information.
This ERD displays tables, columns, data types, relationships, primary keys, foreign keys, and indexes.