bp_generate_histogram.pl -- Generate a histogram of Bio::DB::GFF features

       Lincoln Stein <lstein@cshl.org>

       Copyright (c) 2001 Cold Spring Harbor Laboratory

       This library is free software; you can redistribute it and/or modify it under the same terms as Perl
       itself.  See DISCLAIMER.txt for disclaimers of warranty.

perl v5.30.0                                       2020-01-13                          BP_GENERATE_HISTOGRAM(1p)

       Please report them.

       Use this utility to generate feature density histograms from Bio::DB::GFF databases.  The result is a GFF
       data file that is suitable for loading with load_gff.pl.

   OPTIONS
       The following options are recognized:

         Option        Description
         ------        -----------

          --dsn        <dsn>       Data source (default dbi:mysql:test)
          --adaptor    <adaptor>   Schema adaptor (default dbi::mysqlopt)
          --user       <user>      Username for mysql authentication
          --pass       <password>  Password for mysql authentication
          --aggregator <list>      Comma-separated list of aggregators

       bp_generate_histogram.pl -- Generate a histogram of Bio::DB::GFF features

       Bio::DB::GFF

         bp_generate_histogram.pl -d gadfly variation gene:curated