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| /* | ||
| * Copyright (c) 2019, NVIDIA CORPORATION. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| #pragma once | ||
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| #include <cudf/types.hpp> | ||
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| #include <memory> | ||
| #include <vector> | ||
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| /** | ||
| * @file aggregation.hpp | ||
| * @brief Representation for specifying desired aggregations from | ||
| * aggregation-based APIs, e.g., groupby, reductions, rolling, etc. | ||
| * | ||
| * @note Not all aggregation APIs support all aggregation operations. See | ||
| * individual function documentation to see what aggregations are supported. | ||
| * | ||
| */ | ||
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| namespace cudf { | ||
| namespace experimental { | ||
| /** | ||
| * @brief Base class for abstract representation of an aggregation. | ||
| */ | ||
| class aggregation; | ||
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| /// Factory to create a SUM aggregation | ||
| std::unique_ptr<aggregation> make_sum_aggregation(); | ||
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| /// Factory to create a MIN aggregation | ||
| std::unique_ptr<aggregation> make_min_aggregation(); | ||
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| /// Factory to create a MAX aggregation | ||
| std::unique_ptr<aggregation> make_max_aggregation(); | ||
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| /// Factory to create a COUNT aggregation | ||
| std::unique_ptr<aggregation> make_count_aggregation(); | ||
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| /// Factory to create a MEAN aggregation | ||
| std::unique_ptr<aggregation> make_mean_aggregation(); | ||
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| /// Factory to create a MEDIAN aggregation | ||
| std::unique_ptr<aggregation> make_median_aggregation(); | ||
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| /** | ||
| * @brief Factory to create a QUANTILE aggregation | ||
| * | ||
| * @param quantiles The desired quantiles | ||
| * @param interpolation The desired interpolation | ||
| */ | ||
| std::unique_ptr<aggregation> make_quantile_aggregation( | ||
| std::vector<double> const& q, interpolation i); | ||
| } // namespace experimental | ||
| } // namespace cudf |
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