Can you describe in a little more detail what you are trying to do?
I think in the last topic, you were trying to create a new site with an ampersand (&) in the password and then trying to change the password after the site was created. Does that sound right?
To this specific question, if you are wanting to get a sql file with all of the content of the DB, you’d want to check all of those tables to be included in the export.
However, if all you are trying to do is update the password for the site after it has been created, you can do that a couple of different ways which are covered in this FAQ: