Hi,
I have datebase
ENGINE = INNODB
CHARACTER SET utf8mb4
COLLATE utf8mb4_unicode_ci;
If I Creating a Table for Dynamic User Levels - I see the error
Specified key was too long; max key length is 767 bytes
Without it my app has mysql error IN LOGIN PAGE
( ! ) Fatal error: Uncaught exception 'mysqli_sql_exception' with message 'Illegal mix of collations (utf8mb4_unicode_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '='' in J:\home\translator\www\backoffice\ewmysql13.php on line 720