In MySQL Workbench, I created a data model. That model has a table where I set two columns to take unique values. The script part is the following:
Once I forward-engineer the script, I get the following error message:
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '
UNIQUE INDEX `letterNumber_UNIQUE` (`letterNumber` ASC) VISIBLE)