[SERVER-18921] Index 2DSphere points at finest level Created: 11/Jun/15 Updated: 05/Feb/16 Resolved: 24/Jul/15 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | Geo |
| Affects Version/s: | None |
| Fix Version/s: | 3.1.6 |
| Type: | Improvement | Priority: | Minor - P4 |
| Reporter: | Kevin Albertson | Assignee: | Kevin Albertson |
| Resolution: | Done | Votes: | 0 |
| Labels: | dnsf | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Issue Links: |
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| Backwards Compatibility: | Fully Compatible | ||||||||||||||||||||||||
| Participants: | |||||||||||||||||||||||||
| Description |
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Currently, 2DSphere points are indexed by default in cells of size ~500x500 meters. During $near queries, because points are indexed too coarsely, less can be filtered out during index scans. Indexing at finest level should give minor improvements in performance. Furthermore, with points indexed at finest level, queries on dense data (e.g. |
| Comments |
| Comment by Githook User [ 17/Jul/15 ] |
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Author: {u'username': u'kevinAlbs', u'name': u'Kevin Albertson', u'email': u'kevin.albertson@10gen.com'}Message: |