Rose::DB::Object::Std::Cached - Memory cached standardized object representation of a single row in a database table.
package Category; use Rose::DB::Object::Std::Cached; our @ISA = qw(Rose::DB::Object::Std::Cached); __PACKAGE__->meta->table('categories'); __PACKAGE__->meta->columns ( id => { type => 'int', primary_key => 1 }, name => { type => 'varchar', length => 255 }, description => { type => 'text' }, ); __PACKAGE__->meta->add_unique_key('name'); __PACKAGE__->meta->initialize; ... $cat1 = Category->new(id => 123, name => 'Art'); $cat1->save or die $category->error; $cat2 = Category->new(id => 123); # This will load from the memory cache, not the database $cat2->load or die $cat2->error; # $cat2 is the same object as $cat1 print "Yep, cached" if($cat1 eq $cat2); # No, really, it's the same object $cat1->name('Blah'); print $cat2->name; # prints "Blah" ...
Rose::DB::Object::Std::Cached is a subclass of both Rose::DB::Object::Std and Rose::DB::Object::Cached. It simply combines the features of both classes. See the Rose::DB::Object::Std and Rose::DB::Object::Cached documentation for more information.
Rose::DB::Object::Std::Cached
John C. Siracusa (siracusa@gmail.com)
Copyright (c) 2009 by John C. Siracusa. All rights reserved. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
To install Rose::DB::Object, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Rose::DB::Object
CPAN shell
perl -MCPAN -e shell install Rose::DB::Object
For more information on module installation, please visit the detailed CPAN module installation guide.