Transactions

[jrf0110]

dirac.tx( function( tx ){
  tx.dals.users.create({
    name: 'Tom'
  , profession: 'Beasting and Feasting'
  });
  tx.savepoint('user_created');

  tx.dals.user_hobbies.insert([
    { name: 'Skiiing', category: 7 }
  , { name: 'Polo', category: 22 }
  ]);
  tx.savepoint('hobbies_created');

  /* ... */
  tx.rollback('user_created');
  tx.abort();
  tx.commit();
}, function( error ){
  /* ... */
});