My question is... if an admin goes in and deletes a folder, what's the best way to delete all the subfolders and subfiles, recursively? I'm writing this app in ASP.NET/C#, with a MySQL backend.

I'm trying to remove the DEFAULT value from some mediumint and int columns in a MyISAM table.ALTER TABLE `table_name` ALTER COLUMN `column_name` DROP DEFAULT;MySQL says that this query is executed ...