DROP INDEX IF EXISTS idx_working_hours_account_id;
ALTER TABLE working_hours
    DROP COLUMN IF EXISTS close_minutes,
    DROP COLUMN IF EXISTS close_hour,
    DROP COLUMN IF EXISTS open_minutes,
    DROP COLUMN IF EXISTS open_hour,
    DROP COLUMN IF EXISTS open_all_day,
    DROP COLUMN IF EXISTS closed_all_day,
    DROP COLUMN IF EXISTS account_id;