[Dbix-class] BUG? Unable to resolve relationship

Rob Kinyon rob.kinyon at gmail.com
Fri Dec 11 15:04:29 GMT 2009

On Fri, Dec 11, 2009 at 09:55, Ovid <publiustemp-dbic at yahoo.com> wrote:
>    The::Schema::Customer->might_have( "account", "The::Schema::Account",
          { "foreign.id" => "self.account_id" } );
>    my $cust = $schema->resultset('Customer')->create( { name => 'john' } );
>    print $cust->account->type;
> In DBIx::Class::VERSION 0.08010 (our current version at work), if you run this code and print $cust->account->type, and it prints "Premium", even though we have deliberately excluded an account.
> When I upgrade to 0.08115:
>  My::Schema::Customer::account(): Unable to resolve relationship from Customer to account: column account.account_id not loaded from storage (or not passed to new() prior to insert()). Maybe you forgot to call ->discard_changes to get defaults from the db. at loader.pl line 7

This looks to be the mythical "might_belong_to" relationship type that
hasn't been defined yet. might_have is the LEFT JOIN version of
has_many. What you want is belongs_to( ..., { join_type => 'LEFT' } );


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