Mysql-php myadmin!!?

Question

Any one know how assign multiple foriegn key to single primary key in a table!?
like i have tables farmer,employees, students etc these will have their primary key i want to make these primary key as foreign key in a table called password.
how apply constraints!?

Answer 1

You can write them in a field and use the table name as additional information.

But it is not something you can tell the database. You would have to keep it consistent by hand.