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Assigned Teams:

Query Optimization
Backwards Compatibility:
Fully Compatible
Sprint:
QO 2024-08-05, QO 2024-09-16, QO 2024-09-30, QO 2024-10-14, QO 2024-11-11, QO 2024-11-25, QO 2024-12-09, QO 2024-12-23, QO 2024-10-28
Linked BF Score:
200
Confidence Status:
None
Work Order:
3
CAR Domain/s:
None

depends on

SERVER-72747 Create feature flag

is depended on by

SERVER-92471 Push down $group on shard key to shards if preceded by a pushed-down $sort

SERVER-97135 Refactor $exchange optimization code so it can be reused

SERVER-97927 Allow $group pushdown to work with $exchange

SERVER-92466 Don’t shard-filter distinct scans when read concern is “available”

is related to

SERVER-97832 Refactor document sources to always use DistributedPlanContext in distributedPlanLogic

SERVER-94654 Add collation tests for shard-filtered distinct scan

SERVER-5477 when sharded, no need to merge groups if $group _id is the shard key or original document _id

(3 is related to)