eeae516e37
Early Design Documentation: https://shimo.im/docs/DT6JXDRkdTvdyV3G Implement a new way of memory statistics based on TCMalloc New/Delete Hook, MemTracker and TLS, and it is expected that all memory new/delete/malloc/free of the BE process can be counted.
122 lines
3.7 KiB
C++
122 lines
3.7 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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#pragma once
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#include "exprs/bloomfilter_predicate.h"
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#include "exprs/hybrid_set.h"
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#include "exprs/minmax_predicate.h"
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namespace doris {
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class MinmaxFunctionTraits {
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public:
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using BasePtr = MinMaxFuncBase*;
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template <PrimitiveType type>
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static BasePtr get_function() {
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return new (std::nothrow) MinMaxNumFunc<typename PrimitiveTypeTraits<type>::CppType>();
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};
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};
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class HybridSetTraits {
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public:
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using BasePtr = HybridSetBase*;
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template <PrimitiveType type>
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static BasePtr get_function() {
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using CppType = typename PrimitiveTypeTraits<type>::CppType;
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using Set = std::conditional_t<std::is_same_v<CppType, StringValue>, StringValueSet,
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HybridSet<CppType>>;
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return new (std::nothrow) Set();
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};
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};
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class BloomFilterTraits {
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public:
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using BasePtr = IBloomFilterFuncBase*;
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template <PrimitiveType type>
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static BasePtr get_function() {
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return new BloomFilterFunc<type, CurrentBloomFilterAdaptor>();
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};
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};
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template <class Traits>
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class PredicateFunctionCreator {
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public:
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template <PrimitiveType type>
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static typename Traits::BasePtr create() {
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return Traits::template get_function<type>();
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}
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};
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template <class Traits>
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typename Traits::BasePtr create_predicate_function(PrimitiveType type) {
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using Creator = PredicateFunctionCreator<Traits>;
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switch (type) {
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case TYPE_BOOLEAN:
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return Creator::template create<TYPE_BOOLEAN>();
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case TYPE_TINYINT:
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return Creator::template create<TYPE_TINYINT>();
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case TYPE_SMALLINT:
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return Creator::template create<TYPE_SMALLINT>();
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case TYPE_INT:
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return Creator::template create<TYPE_INT>();
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case TYPE_BIGINT:
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return Creator::template create<TYPE_BIGINT>();
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case TYPE_LARGEINT:
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return Creator::template create<TYPE_LARGEINT>();
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case TYPE_FLOAT:
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return Creator::template create<TYPE_FLOAT>();
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case TYPE_DOUBLE:
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return Creator::template create<TYPE_DOUBLE>();
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case TYPE_DECIMALV2:
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return Creator::template create<TYPE_DECIMALV2>();
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case TYPE_DATE:
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return Creator::template create<TYPE_DATE>();
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case TYPE_DATETIME:
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return Creator::template create<TYPE_DATETIME>();
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case TYPE_CHAR:
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return Creator::template create<TYPE_CHAR>();
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case TYPE_VARCHAR:
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return Creator::template create<TYPE_VARCHAR>();
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case TYPE_STRING:
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return Creator::template create<TYPE_STRING>();
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default:
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DCHECK(false) << "Invalid type.";
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}
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return nullptr;
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}
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inline auto create_minmax_filter(PrimitiveType type) {
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return create_predicate_function<MinmaxFunctionTraits>(type);
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}
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inline auto create_set(PrimitiveType type) {
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return create_predicate_function<HybridSetTraits>(type);
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}
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inline auto create_bloom_filter(PrimitiveType type) {
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return create_predicate_function<BloomFilterTraits>(type);
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}
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} // namespace doris
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