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/**
* Copyright (C) 2022-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include <benchmark/benchmark.h>
#include "mongo/bson/bsonobjbuilder.h"
#include "mongo/db/pipeline/abt/abt_translate_bm_fixture.h"
#include "mongo/db/pipeline/abt/canonical_query_translation.h"
#include "mongo/db/query/canonical_query.h"
#include "mongo/db/query/query_test_service_context.h"
namespace mongo::optimizer {
namespace {
/**
* Benchmarks translation from CanonicalQuery to ABT.
*/
class CanonicalQueryABTTranslate : public ABTTranslateBenchmarkFixture {
public:
CanonicalQueryABTTranslate() {}
void benchmarkABTTranslate(benchmark::State& state,
const std::vector<BSONObj>& pipeline) override final {
state.SkipWithError("Find translation fixture cannot translate a pieline");
return;
}
void benchmarkABTTranslate(benchmark::State& state,
BSONObj matchSpec,
BSONObj projectSpec) override final {
QueryTestServiceContext testServiceContext;
auto opCtx = testServiceContext.makeOperationContext();
auto nss = NamespaceString("test.bm");
Metadata metadata{{}};
PrefixId prefixId;
std::string scanProjName = prefixId.getNextId("scan");
auto findCommand = std::make_unique<FindCommandRequest>(nss);
findCommand->setFilter(matchSpec);
findCommand->setProjection(projectSpec);
auto cq = CanonicalQuery::canonicalize(opCtx.get(), std::move(findCommand));
if (!cq.isOK()) {
state.SkipWithError("Canonical query could not be created");
return;
}
// This is where recording starts.
for (auto keepRunning : state) {
benchmark::DoNotOptimize(
translateCanonicalQueryToABT(metadata,
*cq.getValue(),
scanProjName,
make<ScanNode>(scanProjName, "collection"),
prefixId));
benchmark::ClobberMemory();
}
}
};
BENCHMARK_MQL_TRANSLATION(CanonicalQueryABTTranslate)
} // namespace
} // namespace mongo::optimizer
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