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50 descendants of e8eee566dfca6f4c
2019-03-29
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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
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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
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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
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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
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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
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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
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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
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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
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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
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20:46 | Implement the EXCLUDE clause for window frames. (check-in: 9b43c3ee2e user: dan tags: window-functions) | |
2019-03-14
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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
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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
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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
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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
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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
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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
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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
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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) | |