[SERVER-19385] Optimize Bit Test Query Operators with Numbers Created: 13/Jul/15 Updated: 05/Feb/16 Resolved: 15/Jul/15 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | Querying |
| Affects Version/s: | None |
| Fix Version/s: | 3.1.6 |
| Type: | Improvement | Priority: | Major - P3 |
| Reporter: | Qingyang Chen | Assignee: | Qingyang Chen |
| Resolution: | Done | Votes: | 0 |
| Labels: | None | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Backwards Compatibility: | Fully Compatible |
| Sprint: | Quint Iteration 6 |
| Participants: |
| Description |
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When initializing a BitTestMatchExpression, process bit positions for bit positions <= 63 and build a 64-bit mask to use against numbers when performing the bit test. (Note that all bit positions > 63 would be built as the 63rd bit of the bit mask as numbers are sign-extended) |
| Comments |
| Comment by Githook User [ 15/Jul/15 ] |
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Author: {u'username': u'coollog', u'name': u'Qingyang Chen', u'email': u'qingyang.chen@10gen.com'}Message: |