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to complete.
One character is printed for each category. If you have 200 000 categories
you should expect to download 200KB.

@end itemize

After a while, you will want to reload a new version of the dmoz.org
data. It can be done using the same commands. The problem is that while
you do that the catalog will be unavailable to the users. The data are
first removed and then populated. Catalog does not currently offer support
for user transparent reloading. Instead we suggest you follow these steps:

@itemize @bullet

@item
Load dmoz on another machine.

@item
Swap the MySQL database files when done.

@end itemize