54. OCR A Level (H446) SLR10 – 1.3 SQL
About this video
The Structured Query Language (SQL) is the language used to interact with relationship databases. In this video we take a look at how to write, interpret and modify simple SQL statements.
Last updated: 27.02.25
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50. OCR A Level (H046-H446) SLR10 – 1.3 Introduction to database concepts
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52. OCR A Level (H446) SLR10 – 1.3 Normalisation to 3NF
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55. OCR A Level (H446) SLR10 – 1.3 Referential integrity