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/**
* 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/stage_types.h"
#include "mongo/stdx/unordered_map.h"
namespace mongo {
StringData stageTypeToString(StageType stageType) {
static const stdx::unordered_map<StageType, StringData> kStageTypesMap = {
{STAGE_AND_HASH, "AND_HASH"_sd},
{STAGE_AND_SORTED, "AND_SORTED"_sd},
{STAGE_CACHED_PLAN, "CACHED_PLAN"},
{STAGE_COLLSCAN, "COLLSCAN"_sd},
{STAGE_COUNT, "COUNT"_sd},
{STAGE_COUNT_SCAN, "COUNT_SCAN"_sd},
{STAGE_DELETE, "DELETE"_sd},
{STAGE_DISTINCT_SCAN, "DISTINCT_SCAN"_sd},
{STAGE_EOF, "EOF"_sd},
{STAGE_EQ_LOOKUP, "EQ_LOOKUP"_sd},
{STAGE_FETCH, "FETCH"_sd},
{STAGE_GEO_NEAR_2D, "GEO_NEAR_2D"_sd},
{STAGE_GEO_NEAR_2DSPHERE, "GEO_NEAR_2DSPHERE"_sd},
{STAGE_GROUP, "GROUP"_sd},
{STAGE_IDHACK, "IDHACK"_sd},
{STAGE_IXSCAN, "IXSCAN"_sd},
{STAGE_LIMIT, "LIMIT"_sd},
{STAGE_MOCK, "MOCK"_sd},
{STAGE_MULTI_ITERATOR, "MULTI_ITERATOR"_sd},
{STAGE_MULTI_PLAN, "MULTI_PLAN"_sd},
{STAGE_OR, "OR"_sd},
{STAGE_PROJECTION_DEFAULT, "PROJECTION_DEFAULT"_sd},
{STAGE_PROJECTION_COVERED, "PROJECTION_COVERED"_sd},
{STAGE_PROJECTION_SIMPLE, "PROJECTION_SIMPLE"_sd},
{STAGE_QUEUED_DATA, "QUEUED_DATA"_sd},
{STAGE_RECORD_STORE_FAST_COUNT, "RECORD_STORE_FAST_COUNT"_sd},
{STAGE_RETURN_KEY, "RETURN_KEY"_sd},
{STAGE_SAMPLE_FROM_TIMESERIES_BUCKET, "SAMPLE_FROM_TIMESERIES_BUCKET"_sd},
{STAGE_SHARDING_FILTER, "SHARDING_FILTER"_sd},
{STAGE_SKIP, "SKIP"_sd},
{STAGE_SORT_DEFAULT, "SORT"_sd},
{STAGE_SORT_SIMPLE, "SORT"_sd},
{STAGE_SORT_KEY_GENERATOR, "SORT_KEY_GENERATOR"_sd},
{STAGE_SORT_MERGE, "SORT_MERGE"_sd},
{STAGE_SUBPLAN, "SUBPLAN"_sd},
{STAGE_TEXT_OR, "TEXT_OR"_sd},
{STAGE_TEXT_MATCH, "TEXT_MATCH"_sd},
{STAGE_TRIAL, "TRIAL"_sd},
{STAGE_UNKNOWN, "UNKNOWN"_sd},
{STAGE_UNPACK_TIMESERIES_BUCKET, "UNPACK_TIMESERIES_BUCKET"_sd},
{STAGE_UPDATE, "UPDATE"_sd},
};
if (auto it = kStageTypesMap.find(stageType); it != kStageTypesMap.end()) {
return it->second;
}
return kStageTypesMap.at(STAGE_UNKNOWN);
}
} // namespace mongo
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