SQL crash course 🔢

SQL COURSE PROBLEM #3

SQL Crash Course - Managing Financial Services Database

Jun 5, 2025 • Cornellius Yudha Wijaya and Josep Ferrer

SQL Crash Course - Managing your own newsletters

May 29, 2025 • Cornellius Yudha Wijaya

#20 Query Optimization

SQL Crash Course #20

May 16, 2025 • Cornellius Yudha Wijaya and Josep Ferrer

#17 Indexing and Optimization

SQL Crash Course #17

May 8, 2025 • Cornellius Yudha Wijaya and Josep Ferrer

#15 CRUD Operations

SQL Crash Course #15

May 1, 2025 • Cornellius Yudha Wijaya and Josep Ferrer

SQL Crash Course #13

Apr 24, 2025 • Cornellius Yudha Wijaya and Josep Ferrer

SQL Crash Course #11

Apr 17, 2025 • Cornellius Yudha Wijaya and Josep Ferrer

#10 Functions (String, Date, Numeric)

SQL Crash Course #10

Apr 11, 2025 • Cornellius Yudha Wijaya and Josep Ferrer

#8 UNION & UNION ALL

SQL Crash Course #8

Apr 3, 2025 • Cornellius Yudha Wijaya and Josep Ferrer

#6 Aggregate Functions

SQL Crash Course #6

Mar 27, 2025 • Cornellius Yudha Wijaya and Josep Ferrer

#4 SQL Basic Commands

SQL Crash Course #4

Mar 20, 2025 • Cornellius Yudha Wijaya and Josep Ferrer

#1 What is SQL?

SQL Crash Course #1

Mar 13, 2025 • Cornellius Yudha Wijaya and Josep Ferrer

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