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Type: Bug
Resolution: Fixed
Priority: Major - P3
Fix Version/s: 3.4.11, 3.6.0-rc0
Affects Version/s: None
Component/s: Aggregation Framework
Labels:
- neweng

Backwards Compatibility:
Fully Compatible
Operating System:
ALL
Backport Requested:

v3.4
Sprint:
Query 2017-09-11, Query 2017-10-02, Query 2017-10-23
CAR Domain/s:
None

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

If it held the _seenPaths in a std::set() rather than a vector, it could check for prefix issues in O(N*logN) time. It may also be possible to use a StringMap to do it in O(N).

is duplicated by

SERVER-30633 Large performance regression for large aggregation queries

Closed

Assignee:: Bernard Gorman
Reporter:: Mathias Stearn
Participants:: Bernard Gorman, Charlie Swanson, Daniel Grigg, David Storch, Githook User, Mathias Stearn
Votes:: 0 Vote for this issue
Watchers:: 11 Start watching this issue

Created:: Jul 31 2017 11:48:21 PM UTC
Updated:: Oct 30 2023 11:14:42 PM UTC
Resolved:: Oct 11 2017 12:54:38 PM UTC

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