public void xsetupForVaryingUpdate() {
        // do nothing
    }

    @Override
    public void enableThatsBadTiming() {
        // do nothing
    }

    @Override
    public void disableThatsBadTiming() {
        // do nothing
    }

    // no annotation for compatible with 1.1.1
    public void enableSpecifyColumnRequired() {
        // do nothing
    }