Using Custom Fields to Trigger Specific Actions on Saving a Post?

If you are wanting to run the function after the post meta data has been added/updated, use:

add_action( 'updated_post_meta', 'my_post_meta_function' );

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)