[SERVER-16632] Change WiredTiger index key format to no longer use BSON Created: 22/Dec/14 Updated: 27/Oct/15 Resolved: 13/Jan/15 |
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| Status: | Closed |
| Project: | Core Server |
| Component/s: | Index Maintenance, Storage |
| Affects Version/s: | None |
| Fix Version/s: | 2.8.0-rc5 |
| Type: | Improvement | Priority: | Critical - P2 |
| Reporter: | Daniel Pasette (Inactive) | Assignee: | Mathias Stearn |
| Resolution: | Done | Votes: | 0 |
| Labels: | None | ||
| Remaining Estimate: | Not Specified | ||
| Time Spent: | Not Specified | ||
| Original Estimate: | Not Specified | ||
| Issue Links: |
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| Backwards Compatibility: | Major Change | ||||||||||||||||||||||||||||||||||||||||
| Participants: | |||||||||||||||||||||||||||||||||||||||||
| Description |
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Change index key format to no longer use BSON in WiredTiger.
As this is an on-disk format change, indexes created before this change with WT will no longer be usable without running: |
| Comments |
| Comment by Ramon Fernandez Marina [ 17/Jan/15 ] |
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redbeard0531, is the above code review for this ticket? It would be very confusing to have a commit in a ticket after it has been resolved |
| Comment by Mathias Stearn [ 13/Jan/15 ] |
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@Docs: Two things that need mention: upgrading WT data from older RCs will require --repair. Also, when doing a covered index query, if the result is a double with the value NaN, we no longer guarantee which NaN you get back. |
| Comment by Githook User [ 12/Jan/15 ] |
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Author: {u'username': u'RedBeard0531', u'name': u'Mathias Stearn', u'email': u'mathias@10gen.com'}Message: This allows covered queries to recover the original data, without collapsing This resolves this issue discussed in |
| Comment by Githook User [ 12/Jan/15 ] |
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Author: {u'username': u'RedBeard0531', u'name': u'Mathias Stearn', u'email': u'mathias@10gen.com'}Message: Now only fetches data from WT at most once. Also avoids converting back and |
| Comment by Githook User [ 12/Jan/15 ] |
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Author: {u'username': u'RedBeard0531', u'name': u'Mathias Stearn', u'email': u'mathias@10gen.com'}Message: This commit is largely code motion and reorganization. The actual operations |
| Comment by Githook User [ 12/Jan/15 ] |
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Author: {u'username': u'RedBeard0531', u'name': u'Mathias Stearn', u'email': u'mathias@10gen.com'}Message: |
| Comment by Githook User [ 12/Jan/15 ] |
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Author: {u'username': u'RedBeard0531', u'name': u'Mathias Stearn', u'email': u'mathias@10gen.com'}Message: Resolves issue |
| Comment by Githook User [ 07/Jan/15 ] |
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Author: {u'username': u'RedBeard0531', u'name': u'Mathias Stearn', u'email': u'mathias@10gen.com'}Message: |
| Comment by Githook User [ 07/Jan/15 ] |
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Author: {u'username': u'RedBeard0531', u'name': u'Mathias Stearn', u'email': u'mathias@10gen.com'}Message:
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| Comment by Githook User [ 07/Jan/15 ] |
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Author: {u'username': u'RedBeard0531', u'name': u'Mathias Stearn', u'email': u'mathias@10gen.com'}Message: |
| Comment by Githook User [ 07/Jan/15 ] |
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Author: {u'username': u'RedBeard0531', u'name': u'Mathias Stearn', u'email': u'mathias@10gen.com'}Message: Make BSONObj::woCompare a total ordering Changes:
There should be no changes in any of the cases where woCompare defined a Related tickets:
Changes to the comparison function for aggregation will be handled separately |
| Comment by Githook User [ 31/Dec/14 ] |
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Author: {u'username': u'erh', u'name': u'Eliot Horowitz', u'email': u'eliot@10gen.com'}Message: |
| Comment by Githook User [ 31/Dec/14 ] |
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Author: {u'username': u'erh', u'name': u'Eliot Horowitz', u'email': u'eliot@10gen.com'}Message: |
| Comment by Githook User [ 31/Dec/14 ] |
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Author: {u'username': u'erh', u'name': u'Eliot Horowitz', u'email': u'eliot@10gen.com'}Message: |