SQL integrity constraint?

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Konstantin2018-10-16 02:28:54

Database design

Konstantin, 2018-10-16 02:28:54

SQL integrity constraint?

Can you give the basic rules for limiting integrity between tables?

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2 answer(s)

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Konstantin Tsvetkov, 2018-10-16
@tsklab

All foreign keys of a table are constraints by default.

A

Andrey Skorzhinsky, 2018-10-17
@AndyKorg

Fully defined by the business rules of the logical model.

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