Mysql error : Can’t create new tempfile: *.TMD file
Got the following error while trying to repair a crashed DB: [crayon-5b2c97f7a0ee4781686394/] You need to…
It is pretty straightforward to check a MySQL / MariaDB table for a Primary Key, connect to the db server, login or open up your favorite MySQL client.
Without selecting any table, issue the following command:
Where <TABLE> is the name of the table you want to check.
The result returned should have a line show up with the Primary Key.
Note: If the result is empty, that means the table does not have a Primary Key.