@Override
    default int degree() {
        return 0;
    }
This interface defines a generic {@link MutableTuple} of any order that can
hold null values. A MutableTuple is type safe but <em>NOT</em> thread safe.
For pure non-null value elements see {@link Tuple}
This {@link MutableTuple} has a degree of 0
<p>
Generated by com.speedment.sources.pattern.tuple.TuplePattern

@author Per Minborg

@see Tuple
@see TupleOfNullables
@see MutableTuple
common-parent/tuple/src/main/java/com/speedment/common/tuple/mutable/MutableTuple0.java