@Override
    public String toString() {
        if (subqueryBitmap == SubqueryBitmap.DEFAULT_VALUE) {
            return "" + conjunctionId;
        } else {
            return "[" + conjunctionId + ",0x" + Long.toHexString(subqueryBitmap) + "]";
        }
    }
Represents a conjunction hit. See {@link ConjunctionIndex}.

@author bjorncs
predicate-search/src/main/java/com/yahoo/search/predicate/index/conjunction/ConjunctionHit.java