[SERVER-70120] [CQF] Extra Unique stage after GroupBy Created: 29/Sep/22 Updated: 29/Oct/23 Resolved: 10/Oct/22 |
|
| Status: | Closed |
| Project: | Core Server |
| Component/s: | None |
| Affects Version/s: | None |
| Fix Version/s: | 6.2.0-rc0 |
| Type: | Improvement | Priority: | Major - P3 |
| Reporter: | Matt Boros | Assignee: | Naama Bareket |
| Resolution: | Fixed | Votes: | 0 |
| Labels: | None | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Backwards Compatibility: | Fully Compatible |
| Sprint: | QO 2022-10-03, QE 2022-10-17 |
| Participants: |
| Description |
|
A GroupBy followed by Unique in this example could be simplified to just the GroupBy, since the keys produced by the GroupBy are unique. We should investigate when this happens and add a rewrite to simplify. |
| Comments |
| Comment by Githook User [ 07/Oct/22 ] |
|
Author: {'name': 'Naama Bareket', 'email': 'naama.bareket@mongodb.com', 'username': 'naama-bareket'}Message: |