- columns => [
- depending_item_id => { type => 'integer', not_null => 1 },
- depended_item_id => { type => 'integer', not_null => 1 },
- ],
+__PACKAGE__->meta->columns(
+ depended_item_id => { type => 'integer', not_null => 1 },
+ depending_item_id => { type => 'integer', not_null => 1 },
+);
+
+__PACKAGE__->meta->primary_key_columns([ 'depending_item_id', 'depended_item_id' ]);
+
+__PACKAGE__->meta->foreign_keys(
+ depended_item => {
+ class => 'SL::DB::RequirementSpecItem',
+ key_columns => { depended_item_id => 'id' },
+ },