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Details

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

Description

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).

Attachments

Issue Links

is duplicated by

SERVER-30633 Large performance regression for large aggregation queries

Closed

Activity

People

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

Dates

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