When importing the current pristine SQL, depending on the MySQL server settings, the primary key of the table user_emails is too large when using utf8mb4. To be future-proof, another primary key must be created.
Some solutions mention adding a column with a hash of the email address, and to use the hash in the primary key.
Relevant discussion here:
https://stackoverflow.com/questions/38806843/how-to-store-utf-8-email-addresses-in-a-unique-mysql-column-using-php
When importing the current pristine SQL, depending on the MySQL server settings, the primary key of the table
user_emailsis too large when using utf8mb4. To be future-proof, another primary key must be created.Some solutions mention adding a column with a hash of the email address, and to use the hash in the primary key.
Relevant discussion here:
https://stackoverflow.com/questions/38806843/how-to-store-utf-8-email-addresses-in-a-unique-mysql-column-using-php