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Type: New Feature
Resolution: Unresolved
Priority: Major - P3
Fix Version/s: None
Affects Version/s: None
Component/s: Aggregation Framework
Labels:

Assigned Teams:

Query Execution
Confidence Status:
None
Work Order:
3

Aha! Reference:
None
Tracking Level:
None
Risk Status:
None
Exec Notes:
None
Goal Name:
None
Goal Link:
None

Hi,

I'd like to join all elements in an array in a aggregation.
A string accumulator, should do the job. Is it plannes to create one?

Thanks

is related to

SERVER-17258 Add $reduce expression operator for rollup of arrays

Closed

SERVER-41346 all accumulators should be available as expressions

Closed

Assignee:: [DO NOT USE] Backlog - Query Execution
Reporter:: GERVAIS Mickaël
Participants:: [DO NOT USE] Backlog - Query Execution, Asya Kamsky, GERVAIS Mickaël, Ramon Fernandez Marina
Votes:: 2 Vote for this issue
Watchers:: 7 Start watching this issue

Created:: Oct 16 2014 08:25:47 PM UTC
Updated:: Dec 06 2022 04:59:58 AM UTC