Good course: Part1: https://www.youtube.com/watch?v=QpdhBUYk7Kk think always minimum and maximum Part2: https://www.youtube.com/watch?v=-CuY5ADwn24 PK & FK on same column Bridge table: Datatypes
erd
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Good course: Part1: https://www.youtube.com/watch?v=QpdhBUYk7Kk think always minimum and maximum Part2: https://www.youtube.com/watch?v=-CuY5ADwn24 PK & FK on same column Bridge table: Datatypes