The business problem
Customer, order, payment and stock files tell different versions of the same activity.
What you will be able to do
Recognise when a relational database is useful and answer a first business question with SQL.
- Identify the limits of uncoordinated sources
- Distinguish database, DBMS, server and SQL language
- Understand tables, keys, relationships and constraints
- Connect a business need to a SQL capability
- Run and adapt a first real query
What this micro-course does not promise yet
This introduction is not a complete learning path: it does not yet teach you to design an application, administer a server or master every SQL query.
Prerequisites
- No prerequisite
- A recent browser for SQL practice
Project and practice
5 activities are available. No final project is announced for this introductory format.