Site Admin -> System Information: Database Access level might give a wrong clue.
Created a fresh database as:
Code: Select all
mysql> CREATE DATABASE db_name;
mysql> GRANT ALL PRIVILEGES ON db_user.* TO 'db_name'@'localhost' IDENTIFIED BY 'xxx' WITH GRANT OPTION;
could not find a suitable "grant all" permission. this may mean you could have problems installing or removing modules. or even adding and deleting items, including pages