public static AggregationContainerDescriptor <T> PercentilesBy <T>(this AggregationContainerDescriptor <T> agg, Expression <Func <T, object> > fieldGetter) where T : class
{
var aggName = fieldGetter.GetAggName(AggType.Percentile);
return(agg.Percentiles(aggName, x => x.Field(fieldGetter)));
}
