[SERVER-15451] Adaptive initial shell in near query with 2d index Created: 29/Sep/14  Updated: 02/Oct/14  Resolved: 02/Oct/14

Status: Closed
Project: Core Server
Component/s: Geo
Affects Version/s: 2.7.6
Fix Version/s: 2.7.8

Type: Bug Priority: Major - P3
Reporter: Siyuan Zhou Assignee: Siyuan Zhou
Resolution: Done Votes: 0
Labels: 28qa
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Depends
is depended on by SERVER-84819 geo performance issue in 2.7.7 Closed
Backwards Compatibility: Fully Compatible
Operating System: ALL
Participants:

 Description   

Initial search shell in near query should be adaptive according to the finest index level. Also it is possible to estimate the density by finding the nearest document in ancestor cells (or cells at ancestor level) with cheap index scans.



 Comments   
Comment by Githook User [ 02/Oct/14 ]

Author:

{u'username': u'visualzhou', u'name': u'Siyuan Zhou', u'email': u'siyuan.zhou@mongodb.com'}

Message: SERVER-15451 Adaptive initial shell in near query with 2d index
Branch: master
https://github.com/mongodb/mongo/commit/ff2e3734f1dd4f3e9b3bd6b6349fb9d56801debc

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