[SERVER-28309] Delete RangePreserver Created: 14/Mar/17 Updated: 06/Dec/17 Resolved: 21/Apr/17 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | Querying, Sharding |
| Affects Version/s: | None |
| Fix Version/s: | 3.5.7 |
| Type: | Task | Priority: | Major - P3 |
| Reporter: | David Storch | Assignee: | David Storch |
| Resolution: | Done | Votes: | 0 |
| Labels: | todo_in_code | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Issue Links: |
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| Backwards Compatibility: | Fully Compatible | ||||||||
| Sprint: | Query 2017-05-08 | ||||||||
| Participants: | |||||||||
| Description |
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The RangePreserver is an RAII class which opens a special ClientCursor on construction, and deletes it on destruction. The purpose of this ClientCursor is to allocate a special cursor id whose presence will prevent the deletion of chunk ranges which might still be needed by an active query. The planned work in |
| Comments |
| Comment by Githook User [ 21/Apr/17 ] |
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Author: {u'username': u'dstorch', u'name': u'David Storch', u'email': u'david.storch@10gen.com'}Message: RangePreserver was an old way to ensure that necessary chunk |