understanding arrow tips in MySQL Workbench EER diagram

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野的像风
野的像风 2021-02-06 07:36

I used the reverse-engineer function to generate an EER diagram of the Yelp dataset as per this question here. It looks like this:

Does anyone know exactly how

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  • 2021-02-06 08:03

    Looks like crow's foot notation, also called martin notation. You can look the terms up on google.

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  • 2021-02-06 08:04

    Cardinality and ordinalitiy:

    Source: https://www.lucidchart.com/pages/ER-diagram-symbols-and-meaning

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  • 2021-02-06 08:11

    In addition to InfZero's answer:

    The point at which the connections touch a table figure is random. It's usually the point that produces the shortest connection and is centered on a figure's side. If more than one connection go out on the same side they are evenly spread accross this side There's a special mode where you can have connections touch where columns are:

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