2017-07-12 01:16:01 +00:00
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#include <AggregateFunctions/AggregateFunctionFactory.h>
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#include <AggregateFunctions/Helpers.h>
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2017-12-20 07:36:30 +00:00
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#include <AggregateFunctions/FactoryHelpers.h>
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2017-07-12 01:16:01 +00:00
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#include <AggregateFunctions/AggregateFunctionQuantile.h>
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2017-12-20 07:36:30 +00:00
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#include <AggregateFunctions/QuantileReservoirSampler.h>
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#include <AggregateFunctions/QuantileReservoirSamplerDeterministic.h>
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#include <AggregateFunctions/QuantileExact.h>
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#include <AggregateFunctions/QuantileExactWeighted.h>
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#include <AggregateFunctions/QuantileTiming.h>
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#include <AggregateFunctions/QuantileTDigest.h>
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2017-07-12 01:16:01 +00:00
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namespace DB
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{
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2017-12-20 07:36:30 +00:00
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namespace ErrorCodes
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{
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extern const int NUMBER_OF_ARGUMENTS_DOESNT_MATCH;
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}
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2017-07-12 01:16:01 +00:00
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namespace
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{
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2017-12-20 08:14:33 +00:00
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#define FOR_NUMERIC_TYPES(M) \
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M(UInt8) \
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M(UInt16) \
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M(UInt32) \
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M(UInt64) \
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M(Int8) \
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M(Int16) \
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M(Int32) \
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M(Int64) \
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M(Float32) \
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M(Float64)
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2017-12-20 20:25:22 +00:00
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template <template <typename> class Data, typename Name, bool have_second_arg, bool returns_float, bool returns_many>
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2017-12-20 07:36:30 +00:00
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AggregateFunctionPtr createAggregateFunctionQuantile(const std::string & name, const DataTypes & argument_types, const Array & params)
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2017-07-12 01:16:01 +00:00
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{
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assertUnary(name, argument_types);
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const DataTypePtr & argument_type = argument_types[0];
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2017-12-20 08:14:33 +00:00
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#define CREATE(TYPE) \
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if (typeid_cast<const DataType ## TYPE *>(argument_type.get())) \
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2017-12-20 20:25:22 +00:00
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return std::make_shared<AggregateFunctionQuantile<TYPE, Data<TYPE>, Name, have_second_arg, returns_float, returns_many>>(argument_type, params);
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2017-12-20 08:14:33 +00:00
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FOR_NUMERIC_TYPES(CREATE)
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#undef CREATE
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if (typeid_cast<const DataTypeDate *>(argument_type.get()))
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2017-12-20 20:25:22 +00:00
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return std::make_shared<AggregateFunctionQuantile<
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DataTypeDate::FieldType, Data<DataTypeDate::FieldType>, Name, have_second_arg, false, returns_many>>(argument_type, params);
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2017-12-20 08:14:33 +00:00
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if (typeid_cast<const DataTypeDateTime *>(argument_type.get()))
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2017-12-20 20:25:22 +00:00
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return std::make_shared<AggregateFunctionQuantile<
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DataTypeDateTime::FieldType, Data<DataTypeDateTime::FieldType>, Name, have_second_arg, false, returns_many>>(argument_type, params);
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2017-12-20 08:14:33 +00:00
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throw Exception("Illegal type " + argument_type->getName() + " of argument for aggregate function " + name, ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
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}
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#undef FOR_NUMERIC_TYPES
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2017-12-20 07:36:30 +00:00
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struct NameQuantile { static constexpr auto name = "quantile"; };
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struct NameQuantiles { static constexpr auto name = "quantiles"; };
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struct NameQuantileDeterministic { static constexpr auto name = "quantileDeterministic"; };
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struct NameQuantilesDeterministic { static constexpr auto name = "quantilesDeterministic"; };
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struct NameQuantileExact { static constexpr auto name = "quantileExact"; };
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struct NameQuantileExactWeighted { static constexpr auto name = "quantileExactWeighted"; };
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struct NameQuantilesExact { static constexpr auto name = "quantilesExact"; };
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struct NameQuantilesExactWeighted { static constexpr auto name = "quantilesExactWeighted"; };
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2017-12-20 20:25:22 +00:00
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2017-12-20 07:36:30 +00:00
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struct NameQuantileTiming { static constexpr auto name = "quantileTiming"; };
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struct NameQuantileTimingWeighted { static constexpr auto name = "quantileTimingWeighted"; };
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struct NameQuantilesTiming { static constexpr auto name = "quantilesTiming"; };
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struct NameQuantilesTimingWeighted { static constexpr auto name = "quantilesTimingWeighted"; };
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struct NameQuantileTDigest { static constexpr auto name = "quantileTDigest"; };
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struct NameQuantileTDigestWeighted { static constexpr auto name = "quantileTDigestWeighted"; };
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struct NameQuantilesTDigest { static constexpr auto name = "quantilesTDigest"; };
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struct NameQuantilesTDigestWeighted { static constexpr auto name = "quantilesTDigestWeighted"; };
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2017-12-20 20:25:22 +00:00
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2017-07-12 01:16:01 +00:00
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}
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void registerAggregateFunctionsQuantile(AggregateFunctionFactory & factory)
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{
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2017-12-20 20:25:22 +00:00
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factory.registerFunction(NameQuantile::name,
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createAggregateFunctionQuantile<QuantileReservoirSampler, NameQuantile, false, true, false>);
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factory.registerFunction(NameQuantiles::name,
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createAggregateFunctionQuantile<QuantileReservoirSampler, NameQuantiles, false, true, true>);
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factory.registerFunction(NameQuantileDeterministic::name,
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createAggregateFunctionQuantile<QuantileReservoirSamplerDeterministic, NameQuantileDeterministic, true, true, false>);
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factory.registerFunction(NameQuantilesDeterministic::name,
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createAggregateFunctionQuantile<QuantileReservoirSamplerDeterministic, NameQuantilesDeterministic, true, true, true>);
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factory.registerFunction(NameQuantileExact::name,
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createAggregateFunctionQuantile<QuantileExact, NameQuantileExact, false, false, false>);
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factory.registerFunction(NameQuantilesExact::name,
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createAggregateFunctionQuantile<QuantileExact, NameQuantilesExact, false, false, true>);
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factory.registerFunction(NameQuantileExactWeighted::name,
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createAggregateFunctionQuantile<QuantileExactWeighted, NameQuantileExactWeighted, true, false, false>);
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factory.registerFunction(NameQuantilesExactWeighted::name,
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createAggregateFunctionQuantile<QuantileExactWeighted, NameQuantilesExactWeighted, true, false, true>);
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factory.registerFunction(NameQuantileTiming::name,
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createAggregateFunctionQuantile<QuantileTiming, NameQuantileTiming, false, false, false>);
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factory.registerFunction(NameQuantilesTiming::name,
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createAggregateFunctionQuantile<QuantileTiming, NameQuantilesTiming, false, false, true>);
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factory.registerFunction(NameQuantileTimingWeighted::name,
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createAggregateFunctionQuantile<QuantileTiming, NameQuantileTimingWeighted, true, false, false>);
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factory.registerFunction(NameQuantilesTimingWeighted::name,
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createAggregateFunctionQuantile<QuantileTiming, NameQuantilesTimingWeighted, true, false, true>);
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factory.registerFunction(NameQuantileTDigest::name,
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createAggregateFunctionQuantile<QuantileTDigest, NameQuantileTDigest, false, true, false>);
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factory.registerFunction(NameQuantilesTDigest::name,
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createAggregateFunctionQuantile<QuantileTDigest, NameQuantilesTDigest, false, true, true>);
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factory.registerFunction(NameQuantileTDigestWeighted::name,
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createAggregateFunctionQuantile<QuantileTDigest, NameQuantileTDigestWeighted, true, true, false>);
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factory.registerFunction(NameQuantilesTDigestWeighted::name,
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createAggregateFunctionQuantile<QuantileTDigest, NameQuantilesTDigestWeighted, true, true, true>);
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/// 'median' is an alias for 'quantile'
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factory.registerFunction("median",
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createAggregateFunctionQuantile<QuantileReservoirSampler, NameQuantile, false, true, false>);
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factory.registerFunction("medianDeterministic",
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createAggregateFunctionQuantile<QuantileReservoirSamplerDeterministic, NameQuantileDeterministic, true, true, false>);
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2017-12-20 07:36:30 +00:00
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2017-12-20 20:25:22 +00:00
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factory.registerFunction("medianExact",
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createAggregateFunctionQuantile<QuantileExact, NameQuantileExact, false, false, false>);
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2017-12-20 07:36:30 +00:00
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2017-12-20 20:25:22 +00:00
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factory.registerFunction("medianExactWeighted",
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createAggregateFunctionQuantile<QuantileExactWeighted, NameQuantileExactWeighted, true, false, false>);
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2017-12-20 07:36:30 +00:00
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2017-12-20 20:25:22 +00:00
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factory.registerFunction("medianTiming",
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createAggregateFunctionQuantile<QuantileTiming, NameQuantileTiming, false, false, false>);
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2017-12-20 07:36:30 +00:00
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2017-12-20 20:25:22 +00:00
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factory.registerFunction("medianTimingWeighted",
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createAggregateFunctionQuantile<QuantileTiming, NameQuantileTimingWeighted, true, false, false>);
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2017-12-20 07:36:30 +00:00
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2017-12-20 20:25:22 +00:00
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factory.registerFunction("medianTDigest",
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createAggregateFunctionQuantile<QuantileTDigest, NameQuantileTDigest, false, true, false>);
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2017-12-20 07:36:30 +00:00
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2017-12-20 20:25:22 +00:00
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factory.registerFunction("medianTDigestWeighted",
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createAggregateFunctionQuantile<QuantileTDigest, NameQuantileTDigestWeighted, true, true, false>);
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2017-07-12 01:16:01 +00:00
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}
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}
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