SQL Commands (SELECT, FROM, WHERE) - OCR GCSE (J277) 9-1 Computer Science

In this lesson: What is SQL, introduction to databases and fields, constructing a SQL command, example SQL command in Microsoft Access

Chapters:
0:00 Introduction
0:11 What is SQL?
1:16 Microsoft Access tables
2:34 Constructing a SQL command
4:06 Further SQL exam tips
5:05 SQL query result

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Make yourself flash cards to test yourself, example:

On the front: what affects the CPU performance?
On the back: The CPU clock speed will determine how many FDE cycles can be performed in one second. The CPU can execute more instructions with additional cores as each core works independently.

Mr Moore

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