public Boolean getIgnoreDefaultRankFeatures() {
        if (ignoreDefaultRankFeatures != null) return ignoreDefaultRankFeatures;
        return uniquelyInherited(RankProfile::getIgnoreDefaultRankFeatures, "ignore-default-rank-features").orElse(false);
    }
Whether we should ignore the default rank features. Set to null to use inherited
config-model/src/main/java/com/yahoo/schema/RankProfile.java