I am having a problem when I try to push value into a foreign key in MySQL table I don't know if it's correct but I have used the GET method to pass the primary key through a link but it didn't work ...

A FOREIGN KEY is a field (or collection of fields) in one table, that refers to the PRIMARY KEY in another table. The table with the foreign key is called the child table, and the table with the ...

Notes: Foreign keys in MySQL automatically create an index on the table. In this example index fk_books_author_id will be created at column books.author_id.; Setting FOREIGN_KEY_CHECKS disables ...

Hence, the birth of the MySQL InnoDB vs. MyISAM debate. Of course, MySQL users prior to the 5.5 release were probably perplexed by the assertion that the database didn't support foreign keys. MySQL ...