ClickHouse/src/AggregateFunctions/QuantileBfloat16Histogram.h

#pragma once

#include <AggregateFunctions/Bfloat16Histogram.h>

namespace DB
{
namespace ErrorCodes
{
    extern const int NOT_IMPLEMENTED;
}

template <typename Value>
struct QuantileBfloat16Histogram
{
    using Histogram = Bfloat16Histogram<Value>;
    Histogram data;

    void add(const Value & x) { data.add(x); }

    template <typename Weight>
    void add(const Value &, const Weight &)
    {
        throw Exception("Method add with weight is not implemented for QuantileBfloat16Histogram", ErrorCodes::NOT_IMPLEMENTED);
    }

    void merge(const QuantileBfloat16Histogram & rhs) { data.merge(rhs.data); }

    void serialize(WriteBuffer & buf) const { data.write(buf); }

    void deserialize(ReadBuffer & buf) { data.read(buf); }

    Value get(Float64 level) { return data.quantile(level); }

    void getMany(const Float64 * levels, const size_t * indices, size_t size, Value * result)
    {
        data.quantilesMany(levels, indices, size, result);
    }

    Float64 getFloat(Float64 level) { return data.quantile(level); }

    void getManyFloat(const Float64 * levels, const size_t * indices, size_t size, Float64 * result)
    {
        data.quantilesMany(levels, indices, size, result);
    }
};

}