return scheduledJobBhv.selectPage(cb -> {
            cb.fetchFirst(fessConfig.getPageScheduledJobMaxFetchSizeAsInteger());
            cb.query().setAvailable_Equal(Boolean.TRUE);
            cb.query().setUpdatedTime_GreaterThan(updateTime);
        });
    }

    /**
     * Gets a scheduled job by its ID.
     * @param id The ID of the scheduled job.
     * @return An optional entity of the scheduled job.
     */