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When a database has a foreign key "cascade" operations mean operations on the _parent_ will cascade (impact) the _child_ (foreign key reference)

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What is the purpose of cascade update related fields according ms access?

Just like Cascade Update Related Fields updates any record you change to the other table you have made a relationship with, Delete does the same thing! Delete one record and the other table which you have also made a relationship with will be deleted aswell.


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To update/delete data from a session all you need to do is the following: <?php // to update the session, you just overwrite it like a normal variable $_SESSION['name'] = "pizza"; // to delete a sessions data you can do this $_SESSION['name'] = ""; ?>


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