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67 check-ins tagged with "exp-window-functions"
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2018-06-30
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| 20:00 | Fix a minor problem in the code for determining whether or not an SQL statement is SQLITE_TOOBIG. (Closed-Leaf check-in: 763e6c9e2b user: dan tags: exp-window-functions) | |
| 19:12 | Merge all changes from the weak-fallback branch except those related to the weak-fallback feature itself. (check-in: aad718fb1a user: dan tags: exp-window-functions) | |
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2018-06-27
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| 20:24 | Add missing VdbeCoverage() and VdbeCoverageNeverTaken() macros to window.c. (check-in: 4383cb68a1 user: dan tags: exp-window-functions) | |
| 19:48 | Avoid redundant ORDER BY operations when rewriting SELECT statements that contain window functions. (check-in: 336de43a47 user: dan tags: exp-window-functions) | |
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2018-06-26
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| 20:19 | Merge latest trunk changes. (check-in: d9f814b443 user: dan tags: exp-window-functions) | |
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2018-06-25
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| 20:34 | Add documentation comment for sqlite3_create_window_function(). And further tests. (check-in: 3f2705b933 user: dan tags: exp-window-functions) | |
| 11:42 | Fix another problem that could cause a crash when a window function was used in a view. (check-in: e954145a3a user: dan tags: exp-window-functions) | |
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2018-06-23
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| 19:29 | Fix problems with using window-functions in correlated sub-queries. (check-in: 3e23cfc813 user: dan tags: exp-window-functions) | |
| 16:26 | Fix a problem with using LIMIT in window-function queries. (check-in: c1abd2dda4 user: dan tags: exp-window-functions) | |
| 07:59 | Fix a problem with using a window-function SELECT as a FROM clause sub-query in some circumstances. (check-in: 11d733396f user: dan tags: exp-window-functions) | |
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2018-06-22
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| 20:51 | Omit all window-function related code when building with SQLITE_OMIT_WINDOWFUNC. (check-in: 5f04b01646 user: dan tags: exp-window-functions) | |
| 17:57 | Merge latest trunk changes. (check-in: ebe65b2386 user: dan tags: exp-window-functions) | |
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2018-06-21
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| 19:20 | Fix a problem with handling single row partitions in the percent_rank() window function. (check-in: b84fbf16ea user: dan tags: exp-window-functions) | |
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2018-06-20
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| 09:23 | Add tests to improve coverage of code in window.c. Fix a problem with "SELECT row_number() OVER ()". (check-in: f41b6b7317 user: dan tags: exp-window-functions) | |
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2018-06-19
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| 19:15 | Merge latest trunk changes with this branch. (check-in: 6ad0e64b46 user: dan tags: exp-window-functions) | |
| 18:11 | Fix a problem caused by a sub-query containing a window function in the FROM clause of a query that itself uses a window function. (check-in: f4b1b6f85b user: dan tags: exp-window-functions) | |
| 17:13 | Fix a problem with using min() or max() as a window function. (check-in: 801074ce63 user: dan tags: exp-window-functions) | |
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2018-06-18
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| 20:34 | Fix problems with using window functions in CREATE VIEW statements. (check-in: 943bccd2a6 user: dan tags: exp-window-functions) | |
| 17:36 | Ensure that all four callbacks are provided when registering a window function (otherwise SQLITE_MISUSE is returned). (check-in: 5720dcd8b1 user: dan tags: exp-window-functions) | |
| 16:55 | Add new API function sqlite3_create_window_function(), for creating new aggregate window functions. (check-in: da03fb4318 user: dan tags: exp-window-functions) | |
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2018-06-15
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| 20:46 | Add extra OOM test. (check-in: ac251f7260 user: dan tags: exp-window-functions) | |
| 19:01 | Fix another problem in lead()/lag(). And some errors that could occur following OOM faults. (check-in: fadd4dc119 user: dan tags: exp-window-functions) | |
| 16:10 | Fix a bug in the lead() and lag() window functions causing them to fail when used in queries featuring multiple window functions. (check-in: 3839fb18f9 user: dan tags: exp-window-functions) | |
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2018-06-14
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| 20:52 | Fix a problem with handling of statements containing two or more different windows. (check-in: 567e09ef2a user: dan tags: exp-window-functions) | |
| 19:06 | Fix problem with window functions min() and max() when used with a PARTITION clause and a frame starting point other than "UNBOUNDED PRECEDING". (check-in: 43eb1e75a4 user: dan tags: exp-window-functions) | |
| 14:30 | Merge latest trunk changes into this branch. (check-in: 5cf5f1808a user: dan tags: exp-window-functions) | |
| 14:27 | Improve comments and code legibility in new file window.c. (check-in: bb915854d4 user: dan tags: exp-window-functions) | |
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2018-06-13
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| 20:29 | Fix problems with "RANGE BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING" window frames. (check-in: c34f31dbd7 user: dan tags: exp-window-functions) | |
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2018-06-12
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| 20:53 | Fix another issue to do with window-functions in aggregate queries. (check-in: 6413e38a17 user: dan tags: exp-window-functions) | |
| 18:40 | Fix some problems with using window-functions in aggregate queries. (check-in: fe7081e095 user: dan tags: exp-window-functions) | |
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2018-06-11
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| 20:50 | Clarify the relationship between a Window object and its associated Expr. (check-in: 0cd55e98a4 user: dan tags: exp-window-functions) | |
| 18:16 | Fix handling of window frames containing negative number of rows. e.g. "ROWS x PRECEDING AND y PRECEDING" where (x<y). (check-in: b6d9c7eda8 user: dan tags: exp-window-functions) | |
| 11:19 | Fix a typon in main.mk. (check-in: e74f86f271 user: dan tags: exp-window-functions) | |
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2018-06-10
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| 07:42 | Update Makefile.msc to include window.c in the build. (check-in: 16db73842a user: dan tags: exp-window-functions) | |
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2018-06-09
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| 18:09 | Merge recent trunk changes with this branch. (check-in: c71f23590c user: dan tags: exp-window-functions) | |
| 17:58 | Update the amalgamation build script to include window.c. (check-in: 21d2f4a62e user: dan tags: exp-window-functions) | |
| 17:43 | Add support for FILTER clause on aggregate window functions. (check-in: ceaf798ea0 user: dan tags: exp-window-functions) | |
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2018-06-08
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| 20:58 | Add support for the WINDOW clause. (check-in: 19c983b511 user: dan tags: exp-window-functions) | |
| 16:11 | Do not flatten sub-queries that contain window functions. (check-in: 236cb75bd1 user: dan tags: exp-window-functions) | |
| 11:45 | Fixes to allow group_concat() to be used as a window function. (check-in: 89bbc9ba8f user: dan tags: exp-window-functions) | |
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2018-06-07
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| 20:35 | Merge latest trunk changes with this branch. (check-in: 2510220342 user: dan tags: exp-window-functions) | |
| 20:08 | Add window functions lag() and lead(). (check-in: ef34207073 user: dan tags: exp-window-functions) | |
| 17:45 | Add support for window function first_value(). (check-in: 060b264028 user: dan tags: exp-window-functions) | |
| 15:54 | Fix problems with the nth_value() function. (check-in: 63002b9a09 user: dan tags: exp-window-functions) | |
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2018-06-06
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| 20:51 | Add implementation of nth_value() window function. (check-in: eb1fb420ac user: dan tags: exp-window-functions) | |
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2018-06-05
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| 16:16 | Add implementation of last_value() window function. (check-in: 2493ce1a40 user: dan tags: exp-window-functions) | |
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2018-06-04
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| 18:55 | Add implementation of window function ntile(). (check-in: 3f093f608c user: dan tags: exp-window-functions) | |
| 08:28 | Merge latest trunk changes into this branch. (check-in: 83d6416a86 user: dan tags: exp-window-functions) | |
| 08:22 | Add support for window function cume_dist(). Improve tests for percent_rank(). (check-in: 76543f7dd3 user: dan tags: exp-window-functions) | |
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2018-06-02
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| 21:04 | Add support for window functions row_number(), rank(), dense_rank() and percent_rank(). (check-in: 91c1cb7a21 user: dan tags: exp-window-functions) | |
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2018-06-01
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| 21:00 | Allow an entire partition to be cached in a temp table for all types of window frames. This is required by nth_value() and others. (check-in: b5b18f6613 user: dan tags: exp-window-functions) | |
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2018-05-30
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| 20:44 | Allow min() and max() to be used as window functions. (check-in: c16125a884 user: dan tags: exp-window-functions) | |
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2018-05-28
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| 18:30 | Further window frame tests and fixes. (check-in: e74c6e9185 user: dan tags: exp-window-functions) | |
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2018-05-26
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| 21:17 | More fixes for different window frame types. (check-in: 2c85668a0f user: dan tags: exp-window-functions) | |
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2018-05-25
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| 20:30 | Fix "RANGE BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING" window frame processing. (check-in: b4e9c68669 user: dan tags: exp-window-functions) | |
| 09:36 | Merge latest trunk changes into this branch. (check-in: 6232519899 user: dan tags: exp-window-functions) | |
| 09:29 | Fixes for "ROWS BETWEEN <expr> FOLLOWING AND <expr> FOLLOWING" and "ROWS BETWEEN <expr> FOLLOWING AND UNBOUNDED FOLLOWING" (check-in: 5ac44872fd user: dan tags: exp-window-functions) | |
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2018-05-24
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| 21:10 | Allow "<expr> PRECEDING" to be used to specify the end of a window frame. (check-in: 7b709a989c user: dan tags: exp-window-functions) | |
| 17:49 | Support other frame types that use "<expr> PRECEDING" or "<expr> FOLLOWING" as start or end conditions. (check-in: ec7b648c7f user: dan tags: exp-window-functions) | |
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2018-05-23
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| 20:55 | Add support for "ROWS BETWEEN <expr> PRECEDING AND <expr> FOLLOWING" window frames. (check-in: 3a203660f1 user: dan tags: exp-window-functions) | |
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2018-05-22
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| 20:36 | Merge latest trunk changes into this branch. (check-in: cdb68d2c64 user: dan tags: exp-window-functions) | |
| 20:35 | Add comments to window.c describing how other window frames will be implemented. (check-in: 16168146b2 user: dan tags: exp-window-functions) | |
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2018-05-21
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| 19:45 | Begin adding support for more esoteric window frames. (check-in: bc4b81d60d user: dan tags: exp-window-functions) | |
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2018-05-19
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| 14:15 | Fix minor problems on this branch. (check-in: 19c2e4b2f1 user: dan tags: exp-window-functions) | |
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2018-05-17
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| 19:24 | Evaluate multiple window functions in a single pass if they use the same window definition. Add xValue callbacks for other built-in aggregate functions. (check-in: c9f0f14094 user: dan tags: exp-window-functions) | |
| 14:26 | Handle multiple window-functions in a single query. (check-in: 35af0b750e user: dan tags: exp-window-functions) | |
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2018-05-16
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| 20:58 | Start of experimental implementation of SQL window functions. Does not yet work. (check-in: 3781e52085 user: dan tags: exp-window-functions) | |