e412dd12e8
Currently, there are some useless includes in the codebase. We can use a tool named include-what-you-use to optimize these includes. By using a strict include-what-you-use policy, we can get lots of benefits from it.
111 lines
4.8 KiB
C++
111 lines
4.8 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#include "vec/functions/function_fake.h"
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#include <glog/logging.h>
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#include <algorithm>
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#include <boost/iterator/iterator_facade.hpp>
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#include <ostream>
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#include <string>
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#include "vec/aggregate_functions/aggregate_function.h"
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#include "vec/data_types/data_type_array.h"
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#include "vec/data_types/data_type_nullable.h"
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#include "vec/data_types/data_type_number.h"
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#include "vec/data_types/data_type_string.h"
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#include "vec/exprs/table_function/table_function.h"
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#include "vec/functions/function_helpers.h"
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#include "vec/functions/simple_function_factory.h"
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namespace doris::vectorized {
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template <typename ReturnType, bool AlwaysNullable = false>
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struct FunctionFakeBaseImpl {
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static DataTypePtr get_return_type_impl(const DataTypes& arguments) {
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if constexpr (AlwaysNullable) {
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return make_nullable(std::make_shared<ReturnType>());
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}
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return std::make_shared<ReturnType>();
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}
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static std::string get_error_msg() { return "Fake function do not support execute"; }
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};
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struct FunctionExplode {
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static DataTypePtr get_return_type_impl(const DataTypes& arguments) {
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DCHECK(is_array(arguments[0])) << arguments[0]->get_name() << " not supported";
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return make_nullable(
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check_and_get_data_type<DataTypeArray>(arguments[0].get())->get_nested_type());
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}
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static std::string get_error_msg() { return "Fake function do not support execute"; }
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};
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struct FunctionEsquery {
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static DataTypePtr get_return_type_impl(const DataTypes& arguments) {
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return FunctionFakeBaseImpl<DataTypeUInt8>::get_return_type_impl(arguments);
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}
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static std::string get_error_msg() { return "esquery only supported on es table"; }
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};
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template <typename FunctionImpl>
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void register_function(SimpleFunctionFactory& factory, const std::string& name) {
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factory.register_function<FunctionFake<FunctionImpl>>(name);
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};
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template <typename FunctionImpl>
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void register_table_function_expand(SimpleFunctionFactory& factory, const std::string& name,
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const std::string& suffix) {
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factory.register_function<FunctionFake<FunctionImpl>>(name);
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factory.register_function<FunctionFake<FunctionImpl>>(name + suffix);
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};
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template <typename ReturnType>
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void register_table_function_expand_default(SimpleFunctionFactory& factory, const std::string& name,
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const std::string& suffix) {
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factory.register_function<FunctionFake<FunctionFakeBaseImpl<ReturnType>>>(name);
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factory.register_function<FunctionFake<FunctionFakeBaseImpl<ReturnType, true>>>(name + suffix);
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};
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template <typename FunctionImpl>
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void register_table_function_expand_outer(SimpleFunctionFactory& factory, const std::string& name) {
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register_table_function_expand<FunctionImpl>(factory, name, COMBINATOR_SUFFIX_OUTER);
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};
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template <typename ReturnType>
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void register_table_function_expand_outer_default(SimpleFunctionFactory& factory,
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const std::string& name) {
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register_table_function_expand_default<ReturnType>(factory, name, COMBINATOR_SUFFIX_OUTER);
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};
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void register_function_fake(SimpleFunctionFactory& factory) {
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register_function<FunctionEsquery>(factory, "esquery");
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register_table_function_expand_outer<FunctionExplode>(factory, "explode");
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register_table_function_expand_outer_default<DataTypeString>(factory, "explode_split");
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register_table_function_expand_outer_default<DataTypeInt32>(factory, "explode_numbers");
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register_table_function_expand_outer_default<DataTypeInt64>(factory, "explode_json_array_int");
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register_table_function_expand_outer_default<DataTypeString>(factory,
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"explode_json_array_string");
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register_table_function_expand_outer_default<DataTypeFloat64>(factory,
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"explode_json_array_double");
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register_table_function_expand_outer_default<DataTypeInt64>(factory, "explode_bitmap");
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}
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} // namespace doris::vectorized
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