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It is worth mentioning that if you're stuck with InnoDB + COMPACT + utf8mb4 then you should be using VARCHAR(191) instead of VARCHAR(255) for unique columns. h
by spectrox 8y ago
It is worth mentioning that if you're stuck with InnoDB + COMPACT + utf8mb4 then you should be using VARCHAR(191) instead of VARCHAR(255) for unique columns.
https://dev.mysql.com/doc/refman/5.7/en/innodb-row-format-antelope.html https://dev.mysql.com/doc/refman/5.7/en/innodb-row-format-an...