Data-Iterator-Hierarchical This module allows nested loops to iterate in the natural way over a sorted rowset as would typically be returned from an SQL database query that is the result of naturally left joining several tables. INSTALLATION To install this module, run the following commands: perl Makefile.PL make make test make install SUPPORT AND DOCUMENTATION After installing, you can find documentation for this module with the perldoc command. perldoc Data::Iterator::Hierarchical You can also look for information at: RT, CPAN's request tracker http://rt.cpan.org/NoAuth/Bugs.html?Dist=Data-Iterator-Hierarchical AnnoCPAN, Annotated CPAN documentation http://annocpan.org/dist/Data-Iterator-Hierarchical CPAN Ratings http://cpanratings.perl.org/d/Data-Iterator-Hierarchical Search CPAN http://search.cpan.org/dist/Data-Iterator-Hierarchical COPYRIGHT AND LICENCE Copyright (C) 2008 Brian McCauley This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.