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chore(mongodb-explain-compat): add 7.2 mongos unsharded collection explain COMPASS-7603 (#5398)
It doesn't look like code changes are necessary for us, so just adding example data as a test case here should be enough for this ticket.
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‎packages/mongodb-explain-compat/test/fixtures/unsharded-aggregate-on-mongos.7.2.in.json‎

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{
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"serverInfo": {
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"host": "M-C02D23CNMD6R",
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"port": 27017,
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"version": "7.3.0-alpha1-184-gef22b28",
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"gitVersion": "ef22b2853f29e36ff86c78e8f3d5627508252826"
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},
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"serverParameters": {
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"internalQueryFacetBufferSizeBytes": 104857600,
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"internalQueryFacetMaxOutputDocSizeBytes": 104857600,
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"internalLookupStageIntermediateDocumentMaxSizeBytes": 104857600,
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"internalDocumentSourceGroupMaxMemoryBytes": 104857600,
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"internalQueryMaxBlockingSortMemoryUsageBytes": 104857600,
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"internalQueryProhibitBlockingMergeOnMongoS": 0,
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"internalQueryMaxAddToSetBytes": 104857600,
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"internalDocumentSourceSetWindowFieldsMaxMemoryBytes": 104857600,
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"internalQueryFrameworkControl": "trySbeRestricted"
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},
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"splitPipeline": null,
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"shards": {
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"replSet-a3becde9-cc49-4b7d-94c8-266bc36068ef": {
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"host": "127.0.0.1:64745",
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"stages": [
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{
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"$cursor": {
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"queryPlanner": {
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"namespace": "test.coll",
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"indexFilterSet": false,
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"parsedQuery": {},
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"queryHash": "E0087D7B",
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"planCacheKey": "2FE566FB",
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"optimizationTimeMillis": 0,
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"maxIndexedOrSolutionsReached": false,
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"maxIndexedAndSolutionsReached": false,
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"maxScansToExplodeReached": false,
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"winningPlan": {
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"isCached": false,
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"stage": "PROJECTION_SIMPLE",
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"transformBy": {
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"_id": true,
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"author": true,
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"tags": true
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},
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"inputStage": {
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"stage": "COLLSCAN",
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"direction": "forward"
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}
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},
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"rejectedPlans": []
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}
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}
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},
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{
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"$unwind": {
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"path": "$tags"
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}
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},
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{
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"$group": {
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"_id": {
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"tags": "$tags"
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},
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"authors": {
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"$addToSet": "$author"
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}
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}
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}
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]
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}
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},
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"command": {
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"aggregate": "coll",
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"pipeline": [
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{
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"$project": {
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"author": 1,
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"tags": 1
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}
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},
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{
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"$unwind": "$tags"
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},
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{
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"$group": {
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"_id": {
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"tags": "$tags"
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},
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"authors": {
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"$addToSet": "$author"
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}
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}
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}
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],
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"cursor": {}
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},
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"ok": 1,
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"$clusterTime": {
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"clusterTime": {
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"$timestamp": "7329888704586055681"
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},
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"signature": {
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"hash": "AAAAAAAAAAAAAAAAAAAAAAAAAAA=",
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"keyId": {
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"low": 0,
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"high": 0,
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"unsigned": false
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}
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}
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},
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"operationTime": {
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"$timestamp": "7329888691701153793"
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}
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}

‎packages/mongodb-explain-compat/test/fixtures/unsharded-aggregate-on-mongos.7.2.out.json‎

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{
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"serverInfo": {
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"host": "M-C02D23CNMD6R",
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"port": 27017,
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"version": "7.3.0-alpha1-184-gef22b28",
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"gitVersion": "ef22b2853f29e36ff86c78e8f3d5627508252826"
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},
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"serverParameters": {
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"internalQueryFacetBufferSizeBytes": 104857600,
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"internalQueryFacetMaxOutputDocSizeBytes": 104857600,
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"internalLookupStageIntermediateDocumentMaxSizeBytes": 104857600,
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"internalDocumentSourceGroupMaxMemoryBytes": 104857600,
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"internalQueryMaxBlockingSortMemoryUsageBytes": 104857600,
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"internalQueryProhibitBlockingMergeOnMongoS": 0,
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"internalQueryMaxAddToSetBytes": 104857600,
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"internalDocumentSourceSetWindowFieldsMaxMemoryBytes": 104857600,
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"internalQueryFrameworkControl": "trySbeRestricted"
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},
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"splitPipeline": null,
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"shards": {
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"replSet-a3becde9-cc49-4b7d-94c8-266bc36068ef": {
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"host": "127.0.0.1:64745",
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"stages": [
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{
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"$cursor": {
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"queryPlanner": {
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"namespace": "test.coll",
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"indexFilterSet": false,
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"parsedQuery": {},
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"queryHash": "E0087D7B",
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"planCacheKey": "2FE566FB",
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"optimizationTimeMillis": 0,
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"maxIndexedOrSolutionsReached": false,
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"maxIndexedAndSolutionsReached": false,
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"maxScansToExplodeReached": false,
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"winningPlan": {
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"isCached": false,
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"stage": "PROJECTION_SIMPLE",
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"transformBy": {
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"_id": true,
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"author": true,
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"tags": true
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},
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"inputStage": {
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"stage": "COLLSCAN",
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"direction": "forward"
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}
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},
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"rejectedPlans": []
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}
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}
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},
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{
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"$unwind": {
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"path": "$tags"
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}
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},
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{
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"$group": {
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"_id": {
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"tags": "$tags"
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},
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"authors": {
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"$addToSet": "$author"
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}
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}
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}
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]
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}
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},
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"command": {
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"aggregate": "coll",
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"pipeline": [
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{
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"$project": {
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"author": 1,
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"tags": 1
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}
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},
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{
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"$unwind": "$tags"
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},
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{
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"$group": {
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"_id": {
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"tags": "$tags"
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},
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"authors": {
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"$addToSet": "$author"
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}
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}
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}
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],
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"cursor": {}
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},
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"ok": 1,
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"$clusterTime": {
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"clusterTime": {
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"$timestamp": "7329888704586055681"
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},
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"signature": {
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"hash": "AAAAAAAAAAAAAAAAAAAAAAAAAAA=",
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"keyId": {
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"low": 0,
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"high": 0,
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"unsigned": false
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}
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}
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},
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"operationTime": {
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"$timestamp": "7329888691701153793"
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}
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}

‎packages/mongodb-explain-compat/test/index.js‎

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fixture('unsharded-find.sbe.out')
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);
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});
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it('handles 7.2 (SERVER-79724) changes to mongos explain for unsharded collections', () => {
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assert.deepStrictEqual(
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convertExplainCompat(fixture('unsharded-aggregate-on-mongos.7.2.in')),
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fixture('unsharded-aggregate-on-mongos.7.2.out')
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);
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});
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});
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describe('explain mode "queryPlanner"', function () {

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