An easy-to-follow & comprehensive explanation of Boyce-Codd Normal Form (BCNF), with examples. After watching this video, you'll understand BCNF and the key concepts that enter into the BCNF definition, for example "prime attribute", "non-prime attribute", "candidate key". And you'll understand exactly how BCNF improves upon Third Normal Form (3NF).
See also Decomplexify's full step-by-step database normalization tutorial, https://youtu.be/GFQaEYEc8_8