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11 check-ins using file src/window.c version 7df0313f

2018-07-05
18:19
Fix a problem in the xInverse method of window-function group_concat(1). (check-in: 73391283 user: dan tags: trunk)
17:35
Fix the .dump command in the command-line shell so that it does not show extraneous SELECT statements when ".echo on" is enabled. (check-in: 11763cac user: drh tags: trunk)
17:16
In wal mode, if a "BEGIN EXCLUSIVE" command (or any other command that upgrades from no transaction directly to a write transaction) hits an SQLITE_BUSY_SNAPSHOT error, change the error code to SQLITE_BUSY to indicate to the caller that the condition may be transient. (check-in: e6108047 user: dan tags: trunk)
17:03
Fix a typo inside an assert() statement introduced by the previous commit. (Closed-Leaf check-in: e3357728 user: dan tags: exp-busy-snapshot-fix)
15:46
In wal mode, if a "BEGIN EXCLUSIVE" command (or any other command that upgrades from no transaction directly to a write transaction) hits an SQLITE_BUSY_SNAPSHOT error, change the error code to SQLITE_BUSY to indicate to the caller that the condition may be transient. (check-in: 221ff63e user: dan tags: exp-busy-snapshot-fix)
2018-07-04
14:28
Experimental planner change to avoid a skip-scan if a regular index scan on the same index columns can be done instead. (Leaf check-in: 32924446 user: dan tags: exp-avoid-expensive-skipscan)
2018-07-03
20:17
Test that a race condition can cause a "BEGIN EXCLUSIVE" to return SQLITE_BUSY_SNAPSHOT in wal mode. (check-in: 5a12db75 user: dan tags: trunk)
2018-07-02
17:45
Fix a problem in the xInverse callback for the built-in sum() window function. (check-in: b6563647 user: dan tags: trunk)
17:14
Fix a segfault caused by having identical window functions in the select-list and ORDER BY clause of a SELECT statement. (check-in: 693b4350 user: dan tags: trunk)
15:03
Fix a crash caused by a LIKE pattern that consists of a single escape character. Problem found by OSSFuzz. (check-in: bb9bfc3a user: dan tags: trunk)
12:07
Fix a segfault caused by invoking a regular aggregate as a window-function. And some problems with count(*) when used as a window-function. (check-in: 4f3c8a82 user: dan tags: trunk)