db/00144/UpdateMetadataMdImageTableCharacterLength.pm

   1 #!/usr/bin/env perl
   2
   3
   4 =head1 NAME
   5
   6     UpdateMetadataMdImageTableCharacterLength.pm
   7
   8 =head1 SYNOPSIS
   9
  10 mx-run UpdateMetadataMdImageTableCharacterLength [options] -H hostname -D dbname -u username [-F]
  11
  12 this is a subclass of L<CXGN::Metadata::Dbpatch>
  13 see the perldoc of parent class for more details.
  14
  15 =head1 DESCRIPTION
  16
  17 This patch changes fields character length to greater than 100 chars
  18
  19 This subclass uses L<Moose>. The parent class uses L<MooseX::Runnable>
  20
  21 =head1 AUTHOR
  22
  23
  24 =head1 COPYRIGHT & LICENSE
  25
  26 Copyright 2010 Boyce Thompson Institute for Plant Research
  27
  28 This program is free software; you can redistribute it and/or modify
  29 it under the same terms as Perl itself.
  30
  31 =cut
  32
  33
  34 package UpdateMetadataMdImageTableCharacterLength;
  35
  36 use Moose;
  37
  38 extends 'CXGN::Metadata::Dbpatch';
  39
  40 has '+description' => ( default => <<'');
  41 This patch changes fields character length to greater than 100 chars
  42
  43
  44 has '+prereq' => (
  45     default => sub {
  46         [],
  47     },
  48   );
  49
  50 sub patch {
  51     my $self=shift;
  52
  53     print STDOUT "Executing the patch:\n " .   $self->name . ".\n\nDescription:\n  ".  $self->description . ".\n\nExecuted by:\n " .  $self->username . " .";
  54
  55     print STDOUT "\nChecking if this db_patch was executed before or if previous db_patches have been executed.\n";
  56
  57     print STDOUT "\nExecuting the SQL commands.\n";
  58
  59     $self->dbh->do(<<EOSQL);
  60
  61 ALTER TABLE metadata.md_image ALTER COLUMN original_filename TYPE varchar (250);
  62 ALTER TABLE metadata.md_image ALTER COLUMN name TYPE varchar (250);
  63
  64 EOSQL
  65
  66 print "You're done!\n";
  67 }
  68
  69
  70 ####
  71 1; #
  72 ####