[SERVER-4798] $pop multiple elements from an array at once Created: 27/Jan/12  Updated: 06/Dec/22  Resolved: 29/Jun/19

Status: Closed
Project: Core Server
Component/s: Write Ops
Affects Version/s: 2.0.2
Fix Version/s: None

Type: Improvement Priority: Minor - P4
Reporter: Michael Catanzariti Assignee: Backlog - Query Team (Inactive)
Resolution: Won't Do Votes: 14
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Related
related to SERVER-10988 Support $slice from middle for $push Closed
Assigned Teams:
Query
Participants:

 Description   

Support

{ $pop : { field : -n  } }

or

{ $pop : { field : n  } }

where n is the number of elements to remove first or last in an array.



 Comments   
Comment by Asya Kamsky [ 29/Jun/19 ]

SERVER-40381 implemented support for aggregation expressions to specify update for 4.2. 

You can see some examples here.

This can be done by using array expression $slice from aggregation.

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