public ExecutionSchedule executionSchedule() {
        if (_executionSchedule == null)
            _executionSchedule = new ExecutionSchedule(this, Keys.EXECUTION_HISTORY_EXECUTION_SCHEDULE_ID);

        return _executionSchedule;
    }
Get the implicit join path to the <code>stroom.execution_schedule</code>
table.
stroom-analytics/stroom-analytics-impl-db-jooq/src/main/java/stroom/analytics/impl/db/jooq/tables/ExecutionHistory.java