[SERVER-54221] Implement $sample pushdown into $_internalUnpackBucket Created: 02/Feb/21  Updated: 29/Oct/23  Resolved: 19/Mar/21

Status: Closed
Project: Core Server
Component/s: Querying
Affects Version/s: None
Fix Version/s: 5.0.0-rc0

Type: Task Priority: Major - P3
Reporter: Eric Cox (Inactive) Assignee: Eric Cox (Inactive)
Resolution: Fixed Votes: 0
Labels: qexec-team
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Problem/Incident
Backwards Compatibility: Fully Compatible
Sprint: Query Execution 2021-02-22, Query Execution 2021-03-08, Query Execution 2021-03-22
Participants:
Linked BF Score: 183

 Description   

Implement the ARHASH algorithm by Olken using a wired tiger random cursor.



 Comments   
Comment by Githook User [ 19/Mar/21 ]

Author:

{'name': 'Eric Cox', 'email': 'eric.cox@mongodb.com', 'username': 'ericox'}

Message: SERVER-54221 Implement $sample pushdown into $_internalUnpackBucket
Branch: master
https://github.com/mongodb/mongo/commit/612a3725d98381bf9c0777bcd6b2169cae33f4d1

Comment by Githook User [ 17/Mar/21 ]

Author:

{'name': 'Eric Cox', 'email': 'eric.cox@mongodb.com', 'username': 'ericox'}

Message: Revert "SERVER-54221 Implement $sample pushdown into $_internalUnpackBucket"

This reverts commit e0b81b6eedaf048b19ffb88e4848154acf7327c1.
Branch: master
https://github.com/mongodb/mongo/commit/161c1d1a610157aac53bcd93bea396ef8a37e956

Comment by Githook User [ 17/Mar/21 ]

Author:

{'name': 'Eric Cox', 'email': 'eric.cox@mongodb.com', 'username': 'ericox'}

Message: SERVER-54221 Implement $sample pushdown into $_internalUnpackBucket
Branch: master
https://github.com/mongodb/mongo/commit/e0b81b6eedaf048b19ffb88e4848154acf7327c1

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