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Type: Question
Resolution: Duplicate
Priority: Major - P3
Fix Version/s: None
Affects Version/s: 4.0.5
Component/s: Index Maintenance, MapReduce, Querying
Labels:
None

Assigned Teams:

Server Triage
Confidence Status:
None
Work Order:
3

Aha! Reference:
None
Tracking Level:
None
Risk Status:
None
Exec Notes:
None
Goal Name:
None
Goal Link:
None

Hi,

we run thousands of mapreduce jobs in mongodb every day. Unfortunately mongodb sometimes uses the wrong index to perform these.

Is there any way to pass a '$hint' flag to a mapreduce query ?

Thanks

duplicates

SERVER-10087 provide index hinting within MapReduce

Closed

Assignee:: [HELP ONLY] Backlog - Triage Team

Reporter:: RS

Participants:: [HELP ONLY] Backlog - Triage Team, Danny Hatcher, RS

Votes:: 0 Vote for this issue

Watchers:: 7 Start watching this issue

Created:: Jan 14 2019 12:03:37 PM UTC

Updated:: Dec 06 2022 03:08:28 AM UTC

Resolved:: Jan 15 2019 06:36:23 PM UTC