irb(main):023:0> SimpleBet.all('simple_outcome.id' => 1).open.short
 ~ (0.001440) SELECT `simple_bets`.`id`, `simple_bets`.`purchase_price`, `simple_bets`.`sell_price`, `simple_bets`.`shares`, `simple_bets`.`bet_date`, `simple_bets`.`exit_price`, `simple_bets`.`order_type`, `simple_bets`.`user_id`, `simple_bets`.`simple_outcome_id` FROM `simple_bets` INNER JOIN `simple_outcomes` ON (`simple_outcomes`.`id` = `simple_bets`.`simple_outcome_id`) WHERE (`simple_outcomes`.`id` = 1) AND sell_price is null or purchase_price is null AND (`simple_bets`.`order_type` = FALSE) ORDER BY `simple_bets`.`id`
=> [#<SimpleBet id=10 purchase_price=#<BigDecimal:2a166c30,'0.93069E3',8(12)> sell_price=nil shares=1000 bet_date=nil exit_price=nil order_type=true user_id=2 simple_outcome_id=1>]
irb(main):024:0>