Foundations

  1. 1.Relational Database Concepts
  2. 2.SELECT Basics
  3. 3.Sorting and Limiting
  4. 4.Data Types and NULL
  5. 5.Modifying Data
  6. 6.CREATE TABLE and Schema Design
  7. 7.Aggregate Functions and GROUP BY
  8. 8.JOINs
  9. 9.String, Date, and Numeric Functions
  10. 10.Transactions and the CASE Expression