[SERVER-16851] Improve hashing for large magnitude NumberLongs Created: 14/Jan/15 Updated: 04/Apr/16 Resolved: 04/Apr/16 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | Internal Code |
| Affects Version/s: | None |
| Fix Version/s: | None |
| Type: | Bug | Priority: | Major - P3 |
| Reporter: | Mathias Stearn | Assignee: | Unassigned |
| Resolution: | Won't Fix | Votes: | 0 |
| Labels: | None | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Operating System: | ALL |
| Participants: |
| Description |
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Currently all numbers are converted to doubles which is correct, but non-optimal for longs > 2**53. To be clear, this is only about BSONElement::Hasher and Value::hash_combine and not for hashed indexes, since that is an on-disk change. |