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Type: Improvement
Resolution: Fixed
Priority: Major - P3
Fix Version/s: 4.9.0
Affects Version/s: None
Component/s: None
Labels:
None

Backwards Compatibility:
Fully Compatible
Sprint:
Execution Team 2021-01-25
Linked BF Score:
50
Confidence Status:
None
Work Order:
3

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

All non-_id unique indexes since 4.4 should be upgraded to the new format versions 11 or 12. We already fatally assert if that is not the case.

Replace current checks for isTimestampSafeUniqueIdx with appropriate invariants on the format version
Delete all functions with the name "timestampUnsafe"

is related to

SERVER-75922 Partial unique indexes created on MongoDB 4.0 can be missing index keys after upgrade to 4.2 and later, leading to uniqueness violations

Closed

related to

SERVER-75922 Partial unique indexes created on MongoDB 4.0 can be missing index keys after upgrade to 4.2 and later, leading to uniqueness violations

Closed

SERVER-85536 [4.4] removing unindexed unique partial index entries generates write conflicts

Closed

Assignee:: Louis Williams
Reporter:: Louis Williams
Participants:: Daniel Gottlieb, Githook User, Louis Williams
Votes:: 1 Vote for this issue
Watchers:: 2 Start watching this issue

Created:: Oct 20 2020 02:49:23 PM UTC
Updated:: Jan 22 2024 04:37:18 PM UTC
Resolved:: Jan 15 2021 06:42:29 PM UTC
Confidence Status Last Update:: 13/Jan/21 7:44 PM