zclllyybb commented on code in PR #40267: URL: https://github.com/apache/doris/pull/40267#discussion_r1740880514
########## be/src/vec/functions/function_math_unary_alway_nullable.h: ########## @@ -0,0 +1,105 @@ +// Licensed to the Apache Software Foundation (ASF) under one +// or more contributor license agreements. See the NOTICE file +// distributed with this work for additional information +// regarding copyright ownership. The ASF licenses this file +// to you 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. +// This file is copied from +// https://github.com/ClickHouse/ClickHouse/blob/master/src/Functions/FunctionMathUnary.h +// and modified by Doris + +#pragma once + +#include "vec/columns/column.h" +#include "vec/columns/column_decimal.h" +#include "vec/columns/column_nullable.h" +#include "vec/columns/columns_number.h" +#include "vec/core/call_on_type_index.h" +#include "vec/core/types.h" +#include "vec/data_types/data_type_decimal.h" +#include "vec/data_types/data_type_nullable.h" +#include "vec/data_types/data_type_number.h" +#include "vec/functions/function.h" +#include "vec/functions/function_helpers.h" +#include "vec/utils/util.hpp" + +namespace doris::vectorized { + +template <typename Impl> +class FunctionMathUnaryAlwayNullable : public IFunction { +public: + using IFunction::execute; + + static constexpr auto name = Impl::name; + static FunctionPtr create() { return std::make_shared<FunctionMathUnaryAlwayNullable>(); } + +private: + String get_name() const override { return name; } + size_t get_number_of_arguments() const override { return 1; } + + bool use_default_implementation_for_nulls() const override { return false; } + + DataTypePtr get_return_type_impl(const DataTypes& arguments) const override { + return make_nullable(std::make_shared<typename Impl::Type>()); + } + + static void execute_in_iterations(const double* src_data, double* dst_data, size_t size) { + for (size_t i = 0; i < size; i++) { + Impl::execute(&src_data[i], &dst_data[i]); + } + } + + Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments, + size_t result, size_t input_rows_count) const override { + const ColumnFloat64* col = nullptr; + + if (is_column_nullable(*block.get_by_position(arguments[0]).column)) { + const auto* col_null = static_cast<const ColumnNullable*>( + block.get_by_position(arguments[0]).column.get()); + col = assert_cast<const ColumnFloat64*>(col_null->get_nested_column_ptr().get()); + } else { + col = assert_cast<const ColumnFloat64*>( + block.get_by_position(arguments[0]).column.get()); + } + + const auto& src_data = col->get_data(); + const size_t size = src_data.size(); + + auto dst = ColumnFloat64::create(); + auto& dst_data = dst->get_data(); + dst_data.resize(size); + + execute_in_iterations(col->get_data().data(), dst_data.data(), size); + + auto result_null_map = ColumnUInt8::create(size, 0); + + for (size_t i = 0; i < size; i++) { + if (Impl::is_invalid_input(col->get_data()[i])) { + result_null_map->get_data().data()[i] = 1; + } + } + + if (is_column_nullable(*block.get_by_position(arguments[0]).column)) { + const auto* col_null = static_cast<const ColumnNullable*>( + block.get_by_position(arguments[0]).column.get()); + vectorized::VectorizedUtils::update_null_map(result_null_map->get_data(), Review Comment: and this ########## be/src/vec/functions/function_math_unary_alway_nullable.h: ########## @@ -0,0 +1,105 @@ +// Licensed to the Apache Software Foundation (ASF) under one +// or more contributor license agreements. See the NOTICE file +// distributed with this work for additional information +// regarding copyright ownership. The ASF licenses this file +// to you 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. +// This file is copied from +// https://github.com/ClickHouse/ClickHouse/blob/master/src/Functions/FunctionMathUnary.h +// and modified by Doris + +#pragma once + +#include "vec/columns/column.h" +#include "vec/columns/column_decimal.h" +#include "vec/columns/column_nullable.h" +#include "vec/columns/columns_number.h" +#include "vec/core/call_on_type_index.h" +#include "vec/core/types.h" +#include "vec/data_types/data_type_decimal.h" +#include "vec/data_types/data_type_nullable.h" +#include "vec/data_types/data_type_number.h" +#include "vec/functions/function.h" +#include "vec/functions/function_helpers.h" +#include "vec/utils/util.hpp" + +namespace doris::vectorized { + +template <typename Impl> +class FunctionMathUnaryAlwayNullable : public IFunction { +public: + using IFunction::execute; + + static constexpr auto name = Impl::name; + static FunctionPtr create() { return std::make_shared<FunctionMathUnaryAlwayNullable>(); } + +private: + String get_name() const override { return name; } + size_t get_number_of_arguments() const override { return 1; } + + bool use_default_implementation_for_nulls() const override { return false; } Review Comment: remove this ########## be/src/vec/functions/function_math_unary_alway_nullable.h: ########## @@ -0,0 +1,105 @@ +// Licensed to the Apache Software Foundation (ASF) under one +// or more contributor license agreements. See the NOTICE file +// distributed with this work for additional information +// regarding copyright ownership. The ASF licenses this file +// to you 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. +// This file is copied from +// https://github.com/ClickHouse/ClickHouse/blob/master/src/Functions/FunctionMathUnary.h +// and modified by Doris + +#pragma once + +#include "vec/columns/column.h" +#include "vec/columns/column_decimal.h" +#include "vec/columns/column_nullable.h" +#include "vec/columns/columns_number.h" +#include "vec/core/call_on_type_index.h" +#include "vec/core/types.h" +#include "vec/data_types/data_type_decimal.h" +#include "vec/data_types/data_type_nullable.h" +#include "vec/data_types/data_type_number.h" +#include "vec/functions/function.h" +#include "vec/functions/function_helpers.h" +#include "vec/utils/util.hpp" + +namespace doris::vectorized { + +template <typename Impl> +class FunctionMathUnaryAlwayNullable : public IFunction { +public: + using IFunction::execute; + + static constexpr auto name = Impl::name; + static FunctionPtr create() { return std::make_shared<FunctionMathUnaryAlwayNullable>(); } + +private: + String get_name() const override { return name; } + size_t get_number_of_arguments() const override { return 1; } + + bool use_default_implementation_for_nulls() const override { return false; } + + DataTypePtr get_return_type_impl(const DataTypes& arguments) const override { + return make_nullable(std::make_shared<typename Impl::Type>()); + } + + static void execute_in_iterations(const double* src_data, double* dst_data, size_t size) { + for (size_t i = 0; i < size; i++) { + Impl::execute(&src_data[i], &dst_data[i]); + } + } + + Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments, + size_t result, size_t input_rows_count) const override { + const ColumnFloat64* col = nullptr; + + if (is_column_nullable(*block.get_by_position(arguments[0]).column)) { + const auto* col_null = static_cast<const ColumnNullable*>( + block.get_by_position(arguments[0]).column.get()); + col = assert_cast<const ColumnFloat64*>(col_null->get_nested_column_ptr().get()); + } else { + col = assert_cast<const ColumnFloat64*>( + block.get_by_position(arguments[0]).column.get()); + } + + const auto& src_data = col->get_data(); + const size_t size = src_data.size(); + + auto dst = ColumnFloat64::create(); + auto& dst_data = dst->get_data(); + dst_data.resize(size); + + execute_in_iterations(col->get_data().data(), dst_data.data(), size); + + auto result_null_map = ColumnUInt8::create(size, 0); + + for (size_t i = 0; i < size; i++) { + if (Impl::is_invalid_input(col->get_data()[i])) { Review Comment: ```suggestion if (Impl::is_invalid_input(col->get_data()[i])) [[unlikely]] { ``` -- This is an automated message from the Apache Git Service. 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