[DOCS-3295] clarify sparse compound indexes behavior Created: 29/Apr/14 Updated: 11/Jan/17 Resolved: 05/Jun/14 |
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| Status: | Closed |
| Project: | Documentation |
| Component/s: | manual |
| Affects Version/s: | None |
| Fix Version/s: | 01112017-cleanup |
| Type: | Bug | Priority: | Major - P3 |
| Reporter: | Asya Kamsky | Assignee: | Kay Kim (Inactive) |
| Resolution: | Done | Votes: | 0 |
| Labels: | None | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Participants: | |
| Days since reply: | 9 years, 36 weeks, 6 days ago |
| Description |
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We currently say it's not supported, but it works and the semantics are "don't index if all fields of compound index are null". We should document that. |
| Comments |
| Comment by Kay Kim (Inactive) [ 05/Jun/14 ] |
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http://docs.mongodb.org/manual/core/index-sparse/#sparse-compound-indexes |