IGCSE Computer Science 2023-25 ​​- Topic 9 DATABASES - Part 2

In this second video, you are going to learn how use SELECT FROM and WHERE when interrogating a database and table and how to use ORDER BY. You will also learn how to use all SQL operators and learn how to use functions COUNT SUM and AVERAGE

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Timecodes

00:00 ▶️ How to log back into SQL and get started
03:49 ▶️ How to use SELECT FROM AND WHERE when writing SQL queries
05:49 ▶️ How to use ORDER BY when writing SQL queries
10:49 ▶️ How to write queries with multiple conditions using AND OR NOT
15:23 ▶️ How to use COUNT SUM and AVERAGE in SQL queries