NAME DBIx::Class::DynamicDefault - Automatically set and update fields SYNOPSIS package My::Schema::SomeTable; __PACKAGE__->load_components(qw/DynamicDefault ... Core/); __PACKAGE__->add_columns( quux => { data_type => 'integer' }, quux_plus_one => { data_type => 'integer', dynamic_default_on_create => \&quux_plus_one_default, dynamic_default_on_update => 'quux_plus_one_default', }, last_changed => { data_type => 'integer', dynamic_default_on_create => 'now', dynamic_default_on_update => 'now, }, ); sub quux_plus_one_default { my ($self) = @_; return $self->quux + 1; } sub now { return DateTime->now->epoch; } Now, any update or create actions will set the specified columns to the value returned by the callback you specified as a method name or code reference. DESCRIPTION Automatically set and update fields with values calculated at runtime. AUTHOR Florian Ragwitz LICENSE This software is copyright (c) 2008 by Florian Ragwitz. This is free software; you can redistribute it and/or modify it under the same terms as perl itself.