presto-main/src/main/java/io/prestosql/sql/analyzer/FeaturesConfig.java/FeaturesConfig/setEnableIntermediateAggregations
class FeaturesConfig:    @Config("optimizer.enable-intermediate-aggregations")
    public FeaturesConfig setEnableIntermediateAggregations(boolean enableIntermediateAggregations)
    {
        this.enableIntermediateAggregations = enableIntermediateAggregations;
        return this;
    }