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Type: Improvement
Resolution: Fixed
Priority: Major - P3
Fix Version/s: 8.3.0-rc0
Affects Version/s: None
Component/s: Query Execution, Sharding
Labels:
- neweng

Assigned Teams:

Query Optimization
Backwards Compatibility:
Fully Compatible
Case:
Linked BF Score:
200
CAR Domain/s:
None

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

In the case when the shard targeting returns an EOF plan then mongos does not need to contact the shards at all. The EOF plans are created if the query itself is trivially false.

related to

SERVER-132274 Exclude trivially_empty_queries.js from add_remove shard suites

Closed

SERVER-113304 Move Shard Key Utils out of global_catalog

Needs Scheduling

SERVER-4914 avoid scanning a dummy shard for an unsatisfiable query

Closed

Assignee:: Kartal Kaan Bozdogan
Reporter:: Peter Volk
Participants:: Githook User, Kartal Kaan Bozdogan, Peter Volk
Votes:: 0 Vote for this issue
Watchers:: 6 Start watching this issue

Created:: Jan 04 2024 10:36:05 AM UTC
Updated:: Jul 27 2026 06:33:02 PM UTC
Resolved:: Nov 03 2025 07:37:35 PM UTC

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PagerDuty