DBIC 3 - Primer

DBIx::Class Primer How to do common day-to-day tasks.

Creating Rows: create() ,[object Object],[object Object],my $campaign = $campaigns-> create ( { campaign_name => ‘Test’ } );

Updating Rows: update() $campaign-> update ( { campaign_name => ‘Test Test’ } ); # Is the same as... $campaign->campaign_name( ‘Test Test’ ); $campaign-> update ();

Deleting Rows # Delete all campaigns! $campaigns-> delete (); # Or just delete one row. $campaign-> delete ();

Find Rows: find() ,[object Object],[object Object],[object Object],[object Object],my $campaign = $campaigns-> find ( $cid ); my $translation = $translations-> find ( { message_code => $message_code, language_code => $language_code, accounting_division_id => 0, } );

find_or_create() my $campaign = $campaigns-> find_or_create ( { campaign_name => ‘Test Test’ } ); # Is the same as... my $campaign = $campaigns-> find ( { campaign_name => ‘Test Test’ } ); $campaign ||= $campaigns-> create ( { campaign_name => ‘Test Test’ } );

update_or_create() my $campaign = $campaigns-> update_or_create ( { campaign_name => ‘Test Test’, status => 0 } ); # Is the same as... my $campaign = $campaigns-> find ( { campaign_name => ‘Test Test’ } ); if ($campaign) { $campaign-> update ({ status=>0 }); } else { $campaign = $campaigns-> create ( { campaign_name=>‘Test Test’, status=>0 } ); }

Relationships ,[object Object],[object Object],# A one-to-many (has_many) relationship: my $campaigns = $advertiser->campaigns(); # A many-to-one (belongs_to) relationship: my $advertiser = $campaign->advertiser(); # A one-to-one (has_one) relationship: my $money = $campaign->money(); # A many-to-many (many_to_many) relationship: my $users = $role->users();

Resources ,[object Object],[object Object]

DBIC 3 - Primer

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DBIC 3 - Primer