[SERVER-19385] Optimize Bit Test Query Operators with Numbers Created: 13/Jul/15  Updated: 05/Feb/16  Resolved: 15/Jul/15

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   

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 ]

Author:

{u'username': u'coollog', u'name': u'Qingyang Chen', u'email': u'qingyang.chen@10gen.com'}

Message: SERVER-19385 Optimize bit test query operators with numbers
Branch: master
https://github.com/mongodb/mongo/commit/bd465642871b5cbf8cd0688c451e026e4bd9fffc

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