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Konstantin2018-10-14 05:48:43
MySQL
Konstantin, 2018-10-14 05:48:43

Is it necessary and does it make sense to set a UNIQUE INDEX for a field?

Is it necessary and makes sense to set UNIQUE INDEX for a field with a primary key and an auto-incrementing value?

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Alexey Ukolov, 2018-10-14
@Junart1

No and no.

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