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50 descendants of [e8eee566df]

2019-03-29
13:17
Fix a fairly obscure problem causing the planner to sometimes choose sub-optimal plans for a query with a single virtual table in the FROM clause, and at least one IN(...) constraint in the WHERE clause. check-in: f5752517f5 user: dan tags: trunk
11:48
Fix typos in the comments of the sessions extension, one of which affects the generated documentation. No code changes. check-in: 040d5d515b user: drh tags: trunk
11:39
The two-argument version of fts3_tokenizer() works regardless of the value of SQLITE_DBCONFIG_ENABLE_FT3_TOKENIZER as long as the second argument is a bind parameter. check-in: ab76e3a90e user: drh tags: value_frombind
11:13
Initial implementation of the sqlite3_value_frombind() interface. check-in: 98da62dfda user: drh tags: value_frombind
01:15
Recover a some of the performance lost by window function alias fix two check-ins back. check-in: 965cbcea11 user: drh tags: trunk
2019-03-28
20:50
Add new test cases to test/fuzzdata8.db check-in: f908cd40b2 user: drh tags: trunk
16:15
Prevent aliases of window functions expressions from being used as arguments to aggregate or other window functions. check-in: 1e16d3e8fc user: dan tags: trunk
13:53
Show the pointer address for Window objects in the TreeView display. check-in: 1ae70ad2ff user: drh tags: trunk
13:35
More improvements to TreeView output for Window objects: (1) Show when the frame-spec is implied rather than explicit. (2) Move the FILTER clause out from within the OVER clause, making it a sibling of the OVER clause, to match syntax. check-in: d6a0743342 user: drh tags: trunk
13:03
Improved TreeView display of Window objects. Change the Window.eType field to Window.eFrmType to avoid confusion with other "eType" values. check-in: ec2f207ded user: drh tags: trunk
04:03
If the string formatter in sqlite3NestedParse() fails due to an over-length string, make sure this error is recorded by the parser so that it knows to fail. check-in: 85e53ff133 user: drh tags: trunk
01:00
Improvements to the README.md file. No code changes. check-in: bbdbaf84a5 user: drh tags: trunk
2019-03-27
14:59
Support building the Tcl bindings DLL using MSVC. check-in: b2011c1317 user: mistachkin tags: trunk
14:58
Fix harmless compiler warnings seen with MSVC. check-in: 5be64ea8e3 user: mistachkin tags: trunk
2019-03-26
16:47
Fix a problem with window frames that use "BETWEEN <start> AND 0 PRECEDING". check-in: 7927b6b023 user: dan tags: trunk
16:21
Fix harmless compiler warnings. check-in: a063f7c426 user: drh tags: trunk
13:08
Add support for new window functions related features - GROUPS frames, RANGE frames with logical start and end points, the EXCLUDE clause and window chaining. check-in: c6da39115d user: dan tags: trunk
2019-03-22
13:56
Fix a problem with a window function in a correlated sub-query where at least one reference to the outer SELECT appears in a FROM clause sub-select. Closed-Leaf check-in: 9aca86f983 user: dan tags: window-functions
2019-03-21
13:51
Remove assert() statements based on the counter-factual proposition that 0 is not a valid cursor number. check-in: c7b336181a user: dan tags: window-functions
2019-03-19
19:39
Add further tests to window8.test. check-in: ec7e224f50 user: dan tags: window-functions
19:19
Fix a problem with EXCLUDE clauses on window frames with no ORDER BY. check-in: e025506379 user: dan tags: window-functions
17:45
Add tests to ensure that the window functions implementation is not generating code for unnecessary sorts. check-in: e195948a68 user: dan tags: window-functions
16:49
Add missing VdbeCoverage() macros to new code in window.c. check-in: 4f9b93e6cf user: dan tags: window-functions
11:56
Revert the OP_MustBeInt opcode implementation on this branch so that it again matches trunk. The extra functionality is no longer required. check-in: c02f77b1b4 user: dan tags: window-functions
11:17
Update this branch with latest trunk changes. check-in: 98cc265987 user: dan tags: window-functions
06:40
Ensure that all the new window-function keywords can still be used as SQL identifiers. check-in: a6d61dfd47 user: dan tags: window-functions
2019-03-18
21:19
Add further tests for new window function functionality. check-in: 1fbddf01b1 user: dan tags: window-functions
18:55
Always evaluate window functions using the alternative path usually only used by EXCLUDE frames if the SQLITE_QueryFlattener test flag is set. check-in: 2879a691ac user: dan tags: window-functions
16:51
Fixes for RANGE windows and NULL values. check-in: 723c84be3e user: dan tags: window-functions
2019-03-16
20:29
Fix problems with RANGE windows and string, blob and NULL values. check-in: cebe09e11c user: dan tags: window-functions
10:15
In order to identify the first row of each partition, check if the rowid in the ephemeral table is 1 instead of using a dedicated flag register. check-in: f2d5f7a24c user: dan tags: window-functions
2019-03-15
20:46
Implement the EXCLUDE clause for window frames. check-in: 9b43c3ee2e user: dan tags: window-functions
2019-03-14
20:53
Parse EXCLUDE clauses in window frames. They do not yet work. check-in: d03c7533a1 user: dan tags: window-functions
16:36
Add things to this branch that will be required to support the EXCLUDE clause. check-in: 7d66cd2013 user: dan tags: window-functions
2019-03-13
17:31
Merge latest trunk changes into this branch. check-in: 0b904517bd user: dan tags: window-functions
17:20
Avoid allocating excessive registers for the PARTITION BY expressions when processing window functions. check-in: 180be26623 user: dan tags: window-functions
15:29
Remove rows from the ephemeral table used by window functions once they are no longer required. check-in: 6ad5531920 user: dan tags: window-functions
08:28
Minor optimization in sqlite3WindowCodeStep(). check-in: b1322ffb6e user: dan tags: window-functions
2019-03-12
18:28
Allow real values to be used in PRECEDING and FOLLOWING expressions for RANGE window frames. check-in: 25ff7091cb user: dan tags: window-functions
15:21
Expand on header comment for sqlite3WindowCodeStep(). Further simplify the implementation of the same. check-in: 5129bcc996 user: dan tags: window-functions
2019-03-11
19:50
Remove "cache mode" from the window frame code generator. Handle the same cases by editing the window frame specification itself. check-in: 0812635383 user: dan tags: window-functions
18:17
Simplify the windows frame code some. Add a comment explaining some of the VM code generated by sqlite3WindowCodeStep(). check-in: 6bd1a07949 user: dan tags: window-functions
11:12
Fix problems with "RANGE ... ORDER BY <expr> DESC" window frames. check-in: e7bced731a user: dan tags: window-functions
2019-03-09
20:49
Add support for RANGE window frames. Some cases still do not work. check-in: ffc32b246d user: dan tags: window-functions
07:38
Merge latest trunk changes into this branch. check-in: 53ea550ce7 user: dan tags: window-functions
2019-03-08
20:57
Add simple tests for GROUPS window frames. check-in: 2872702dac user: dan tags: window-functions
20:02
Finish consolidation of window frame code. Add untested support for GROUPS frames. check-in: 954bf36993 user: dan tags: window-functions
2019-03-07
20:47
Fix other "ROWS BETWEEN" cases on this branch. check-in: a5f68f6647 user: dan tags: window-functions
19:26
Modify new window functions function so that cursors are stepped immediately after each operation, instead of immediately before. check-in: 093d2b25f1 user: dan tags: window-functions
2019-03-06
21:04
Simplify the window function code generator some more. check-in: 45cbd3b449 user: dan tags: window-functions
17:12
Improvements to the way built-in window functions are handled. check-in: e8eee566df user: dan tags: window-functions