mirror of https://gitee.com/bigwinds/arangodb
86 lines
2.7 KiB
C++
86 lines
2.7 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2016 ArangoDB GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// 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, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Dr. Frank Celler
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////////////////////////////////////////////////////////////////////////////////
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#ifndef APPLICATION_FEATURES_QUERY_REGISTRY_FEATUREx_H
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#define APPLICATION_FEATURES_QUERY_REGISTRY_FEATUREx_H 1
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#include "ApplicationFeatures/ApplicationFeature.h"
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namespace arangodb {
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namespace aql {
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class QueryRegistry;
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}
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class QueryRegistryFeature final : public application_features::ApplicationFeature {
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public:
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static aql::QueryRegistry* registry() {
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return QUERY_REGISTRY.load(std::memory_order_acquire);
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}
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explicit QueryRegistryFeature(application_features::ApplicationServer& server);
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void collectOptions(std::shared_ptr<options::ProgramOptions>) override final;
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void validateOptions(std::shared_ptr<options::ProgramOptions>) override final;
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void prepare() override final;
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void start() override final;
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void unprepare() override final;
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bool trackSlowQueries() const { return _trackSlowQueries; }
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bool trackBindVars() const { return _trackBindVars; }
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double slowQueryThreshold() const { return _slowQueryThreshold; }
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double slowStreamingQueryThreshold() const {
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return _slowStreamingQueryThreshold;
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}
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bool failOnWarning() const { return _failOnWarning; }
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uint64_t queryMemoryLimit() const { return _queryMemoryLimit; }
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uint64_t maxQueryPlans() const { return _maxQueryPlans; }
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private:
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bool _trackSlowQueries;
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bool _trackBindVars;
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bool _failOnWarning;
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uint64_t _queryMemoryLimit;
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uint64_t _maxQueryPlans;
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double _slowQueryThreshold;
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double _slowStreamingQueryThreshold;
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std::string _queryCacheMode;
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uint64_t _queryCacheMaxResultsCount;
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uint64_t _queryCacheMaxResultsSize;
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uint64_t _queryCacheMaxEntrySize;
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bool _queryCacheIncludeSystem;
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double _queryRegistryTTL;
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public:
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aql::QueryRegistry* queryRegistry() const { return _queryRegistry.get(); }
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private:
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static std::atomic<aql::QueryRegistry*> QUERY_REGISTRY;
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std::unique_ptr<aql::QueryRegistry> _queryRegistry;
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};
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} // namespace arangodb
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#endif
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