@Override
    default ColumnMutator<? extends Column> mutator() {
        return DocumentMutator.of(this);
    }
Returns whether or not this column will auto increment when new values
are added to the table.

@return  {@code true} if the column auto increments, else {@code false}
runtime-parent/runtime-config/src/main/java/com/speedment/runtime/config/Column.java