SQL Fundamentals

The language every database speaks. Named by 8 of the 100 employers we researched — banks, software houses and BPOs alike — and the single most transferable technical skill on that list.

6 lessons · 5 hours · Instructor Ali · Free

Lessons

1. 1 What a database is, and why SQL has not died in 50 years
2. 2 SELECT: asking your first questions sign in
3. 3 COUNT, SUM and GROUP BY: from rows to answers sign in
4. 4 JOIN: the question that spans two tables sign in
5. 5 INSERT, UPDATE, DELETE — and the WHERE clause that saves your job sign in
6. 6 SQL in real jobs — and your practice setup sign in