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  1. Core Server
  2. SERVER-87452

reshardCollection() on timeseries view ns returns unexpected CollectionUUIDMismatch field

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    • Type: Icon: Bug Bug
    • Resolution: Unresolved
    • Priority: Icon: Major - P3 Major - P3
    • None
    • Affects Version/s: None
    • Component/s: None
    • Labels:
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    • Storage Execution
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      const mongo = new ShardingTest({shards: 2, rs: {nodes: 3}});
const dbName = 'testDB';
const tsViewName = 'tsView';
const viewNss = `${dbName}.${tsViewName}`;
assert.commandWorked(mongo.s0.adminCommand({enableSharding: dbName}));
const db = mongo.s0.getDB(dbName);
assert.commandWorked(
    db.createCollection(tsViewName, {timeseries: {timeField: "time", metaField: "meta"}}));
assert.commandWorked(mongo.s0.adminCommand({
    shardCollection: viewNss,
    key: {"meta": 1},
}));
// Fails with CollectionUUIDMismatch 'expectedCollection': 'system.buckets.tsView'.
assert.commandWorked(mongo.s0.adminCommand(
    {reshardCollection: viewNss, key: {"randField": 1}, collectionUUID: UUID()}));
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      const mongo = new ShardingTest({shards: 2, rs: {nodes: 3}}); const dbName = 'testDB' ; const tsViewName = 'tsView' ; const viewNss = `${dbName}.${tsViewName}`; assert .commandWorked(mongo.s0.adminCommand({enableSharding: dbName})); const db = mongo.s0.getDB(dbName); assert .commandWorked(     db.createCollection(tsViewName, {timeseries: {timeField: "time" , metaField: "meta" }})); assert .commandWorked(mongo.s0.adminCommand({     shardCollection: viewNss,     key: { "meta" : 1}, })); // Fails with CollectionUUIDMismatch 'expectedCollection' : 'system.buckets.tsView' . assert .commandWorked(mongo.s0.adminCommand(     {reshardCollection: viewNss, key: { "randField" : 1}, collectionUUID: UUID()}));

      reshardCollection() on a timeseries view name with an incorrect 'collectionUUID' is expected to return CollectionUUIDMismatch with 'expectedCollection': <timeseries view name> 

       

      Instead, the CollectionUUIDMismatch yields 'expectedCollection': <ts buckets collection>

            Assignee:
            backlog-server-execution [DO NOT USE] Backlog - Storage Execution Team
            Reporter:
            haley.connelly@mongodb.com Haley Connelly
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              Created:
              Updated: