1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
/**
* Copyright (C) 2020-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 "mongo/platform/basic.h"
#include "mongo/db/query/plan_explainer_factory.h"
#include "mongo/db/exec/plan_cache_util.h"
#include "mongo/db/query/plan_explainer_impl.h"
#include "mongo/db/query/plan_explainer_sbe.h"
namespace mongo::plan_explainer_factory {
std::unique_ptr<PlanExplainer> make(PlanStage* root) {
return std::make_unique<PlanExplainerImpl>(root);
}
std::unique_ptr<PlanExplainer> make(PlanStage* root, const PlanEnumeratorExplainInfo& explainInfo) {
return std::make_unique<PlanExplainerImpl>(root, explainInfo);
}
std::unique_ptr<PlanExplainer> make(sbe::PlanStage* root,
const stage_builder::PlanStageData* data,
const QuerySolution* solution) {
return make(root, data, solution, {}, {}, false);
}
std::unique_ptr<PlanExplainer> make(sbe::PlanStage* root,
const stage_builder::PlanStageData* data,
const QuerySolution* solution,
std::unique_ptr<optimizer::AbstractABTPrinter> optimizerData,
std::vector<sbe::plan_ranker::CandidatePlan> rejectedCandidates,
bool isMultiPlan) {
// Pre-compute Debugging info for explain use.
auto debugInfoSBE = std::make_shared<const plan_cache_debug_info::DebugInfoSBE>(
plan_cache_util::buildDebugInfo(solution));
return std::make_unique<PlanExplainerSBE>(root,
data,
solution,
std::move(optimizerData),
std::move(rejectedCandidates),
isMultiPlan,
debugInfoSBE);
}
std::unique_ptr<PlanExplainer> make(
sbe::PlanStage* root,
const stage_builder::PlanStageData* data,
const QuerySolution* solution,
std::unique_ptr<optimizer::AbstractABTPrinter> optimizerData,
std::vector<sbe::plan_ranker::CandidatePlan> rejectedCandidates,
bool isMultiPlan,
std::shared_ptr<const plan_cache_debug_info::DebugInfoSBE> debugInfoSBE) {
// TODO SERVER-64882: Consider invariant(debugInfoSBE) as we may not need to create a
// DebugInfoSBE from QuerySolution after the feature flag is removed. We currently need it
// because debugInfoSBE can be null if the plan was recovered from the classic plan cache.
if (!debugInfoSBE) {
debugInfoSBE = std::make_shared<const plan_cache_debug_info::DebugInfoSBE>(
plan_cache_util::buildDebugInfo(solution));
}
return std::make_unique<PlanExplainerSBE>(root,
data,
solution,
std::move(optimizerData),
std::move(rejectedCandidates),
isMultiPlan,
debugInfoSBE);
}
} // namespace mongo::plan_explainer_factory
|