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2012-11-02
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| 12:58 | • Ticket [bfbf38e5] Segfault on a nested join status still Open with 3 other changes (artifact: 23d9feb9 user: drh) | |
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2012-05-21
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| 21:26 | • Fixed ticket [c2ad16f9]: Segfault on query involving deeply nested aggregate views plus 1 other change (artifact: 4ffb3f4e user: drh) | |
| 21:26 | Merge the nested aggregate query fix (ticket [c2ad16f997ee9c8ed]) unto trunk. (check-in: e459c336 user: drh tags: trunk) | |
| 20:13 | Candidate fix for the nested aggregate query problem of ticket [c2ad16f997ee9c8e]. (check-in: f3dd1faf user: drh tags: nested-agg) | |
| 19:11 | Convert the NameContext object from using u8 booleans to using individual bits in a single u8 as its booleans. This change might become a basis for a fix for [c2ad16f997ee9c]. (check-in: 72226096 user: drh tags: nested-agg) | |
| 17:14 | • Ticket [c2ad16f9] Segfault on query involving deeply nested aggregate views status still Open with 1 other change (artifact: b8ae6879 user: drh) | |
| 16:54 | • Ticket [c2ad16f9]: 1 change (artifact: ef46bef5 user: drh) | |
| 04:31 | • Ticket [c2ad16f9]: 3 changes (artifact: 956d8d76 user: mistachkin) | |
| 03:24 | • Add attachment c2ad16f99-bug.txt to ticket [c2ad16f9] (artifact: a5868656 user: drh) | |
| 03:21 | • New ticket [c2ad16f9] Segfault on query involving deeply nested aggregate views. (artifact: 24e75e76 user: drh) | |
| Ticket Hash: | c2ad16f997ee9c8ed9d3cc4bc5a3da5397a074ec | |||
| Title: | Segfault on query involving deeply nested aggregate views | |||
| Status: | Fixed | Type: | Code_Defect | |
| Severity: | Critical | Priority: | Immediate | |
| Subsystem: | Unknown | Resolution: | Fixed | |
| Last Modified: | 2012-05-21 21:26:35 | |||
| Version Found In: | 3.7.12 | |||
| Description: | ||||
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Running the attached script (which consists of the schema of
Skrooge following by a single query)
results in a segfault. The original bug report can be seen
at https://bugs.kde.org/show_bug.cgi?id=300183 and the report
on the SQLite mailing list is at http://www.mail-archive.com/sqlite-users%40sqlite.org/msg70289.html
Bisecting suggests that the problem was inserted by check-in [430bb59d798286a86c351]. drh added on 2012-05-21 16:54:14: CREATE TABLE t1(x,y); SELECT max((SELECT a FROM (SELECT count(1) AS a FROM t1))) FROM t1; drh added on 2012-05-21 17:14:14: CREATE TABLE t1(x); CREATE TABLE t2(y); SELECT max((SELECT avg(x) FROM t2)) FROM t1; | ||||
Attachments:
- c2ad16f99-bug.txt [download] added by drh on 2012-05-21 03:24:26. [details]