[DOCS-1631] Comment on: "manual/reference/aggregation/group.txt" Created: 20/Jun/13 Updated: 03/Nov/17 Resolved: 16/Sep/13 |
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| Status: | Closed |
| Project: | Documentation |
| Component/s: | None |
| Affects Version/s: | None |
| Fix Version/s: | None |
| Type: | Improvement | Priority: | Major - P3 |
| Reporter: | Mathias Stearn | Assignee: | Kay Kim (Inactive) |
| Resolution: | Done | Votes: | 0 |
| Labels: | collector-298ba4e7 | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Environment: |
Location: http://docs.mongodb.org/manual/reference/aggregation/group/#stage._S_group |
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| Participants: | |
| Days since reply: | 10 years, 22 weeks, 1 day ago |
| Description |
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Any expression (things usable in $project) are also valid as the _id field and as input to the accumulators. FieldPaths, Objects, and Constants are just particular types of expressions, there is nothing special about them. |
| Comments |
| Comment by auto [ 17/Sep/13 ] |
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Author: {u'username': u'tychoish', u'name': u'Sam Kleinman', u'email': u'samk@10gen.com'}Message: |
| Comment by auto [ 16/Sep/13 ] |
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Author: {u'username': u'kay-kim', u'name': u'kay', u'email': u'kay.kim@10gen.com'}Message: |