-- +up
-- +begin
ALTER TABLE `trades` ADD COLUMN `is_futures` BOOLEAN NOT NULL DEFAULT FALSE;
-- +end

-- +begin
ALTER TABLE `orders` ADD COLUMN `is_futures` BOOLEAN NOT NULL DEFAULT FALSE;
-- +end

-- +down

-- +begin
ALTER TABLE `trades` DROP COLUMN `is_futures`;
-- +end

-- +begin
ALTER TABLE `orders` DROP COLUMN `is_futures`;
-- +end