Usually perlmonks asks that you show some effort towards an answer, such as writing some source code, and then we can provide some guidance and suggestions.

Do you mean a CGI form? The module CGI.pm would be useful. Also check out the DBI-related modules, which are for generic database access. The modules DBD:CSV and DBD:File are for text-only databases (the latter is an abstract base class, so I think the former would be more to your liking).