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Learn SQL in 10 Minutes | OCR GCSE Computer Science (J277)
Welcome to this OCR GCSE Computer Science (J277) revision session! Today, we are learning SQL (Structured Query Language), a crucial topic for your Paper 2 exam. We will cover how to search for data inside a database using the three essential SQL commands.
We cover:
- The anatomy of a database (Tables, Records, and Fields).
- How to retrieve data using `SELECT` and `FROM`.
- How to filter specific records using the `WHERE` clause.
- Combining multiple conditions using `AND` / `OR`.
- Paper 1 Bonus: What is an SQL Injection attack and how does it work?
Видео Learn SQL in 10 Minutes | OCR GCSE Computer Science (J277) канала Mr Rahman
We cover:
- The anatomy of a database (Tables, Records, and Fields).
- How to retrieve data using `SELECT` and `FROM`.
- How to filter specific records using the `WHERE` clause.
- Combining multiple conditions using `AND` / `OR`.
- Paper 1 Bonus: What is an SQL Injection attack and how does it work?
Видео Learn SQL in 10 Minutes | OCR GCSE Computer Science (J277) канала Mr Rahman
OCR GCSE Computer Science J277 Paper 2 J277 Paper 1 GCSE CS revision OCR exam walkthrough SQL basics Structured Query Language SQL for beginners SELECT FROM WHERE SQL injection databases GCSE database records and fields J277 SQL query how to write SQL queries SQL Boolean operators SQL AND OR OCR SQL injection attack
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22 апреля 2026 г. 23:12:46
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