enum NumericAggregation {
    min
    max
    count
    average
    sum
}

enum TextAggregation {
    min
    max
    count
}

enum DateTimeAggregation {
    min
    max
    count
    average
    sum
}

input NumericAggregationFilter {
    agg :NumericAggregation
    op  :NumericFilterOperator
    val :JSON
}

type NumericAggregationFilterResult {
    agg:NumericAggregation
    resultInt :Int
    resultFloat :Float
}

input TextAggregationFilter {
    agg :TextAggregation
    op  :TextFilterOperation
    val :String
}

type TextAggregationFilterResult {
    agg:TextAggregation
    resultInt :Int
    resultFloat :Float
}

input DateTimeAggregationFilter {
    agg :DateTimeAggregation
    op  :NumericFilterOperator
    val :String
}

type DateTimeAggregationFilterResult {
    agg:DateTimeAggregation
    result :DateTime
}