Commit Graph

55 Commits

Author SHA1 Message Date
ryzuo
4d36d54c81 Update the implementaion of nth_value
Make nth_value for nullable values for out of frame rows, as the same
fashion as lagInFrame just does.
2021-07-23 00:34:08 +08:00
ryzuo
df9ec5655c Add missing test back in 01591_window_function 2021-07-22 10:30:10 +08:00
ryzuo
4eb053a303 Implementaion of window function nth_value.
1. Implemented the window function nth_value
2. Make the return type of lag/lead, and nth_value functions to be
ColumnNullable, thus the returned value can be null if it is out
of frame.
2021-07-22 10:19:19 +08:00
Alexander Kuzmenkov
a197511a96 fixes 2021-07-21 01:36:15 +03:00
Alexander Kuzmenkov
61a01782a6 fix lagInFrame for nullable types 2021-07-19 19:31:57 +03:00
Alexander Kuzmenkov
3824ba656c
Merge pull request #24576 from ClickHouse/aku/inherit-window
allow inheriting from a named window in window definition
2021-05-28 23:43:35 +03:00
Alexander Kuzmenkov
9fc51aef68 fix 2021-05-27 21:39:52 +03:00
Alexander Kuzmenkov
1c21281456 do not auto-apply -OrNull combinator to pure window functions 2021-05-27 18:21:08 +03:00
Alexander Kuzmenkov
7c6399d82d fixes 2021-05-27 17:45:40 +03:00
Alexander Kuzmenkov
1fe3fd864e Merge remote-tracking branch 'origin/master' into HEAD 2021-04-23 10:41:35 +03:00
Alexander Kuzmenkov
ce0a58f86f ignore empty input chunks generated by joins 2021-04-23 10:37:47 +03:00
Ivan
57f61c954c
Another attempt to enable pytest (#22664)
* Fix some tests

* Fix tests
2021-04-14 19:35:17 +03:00
Alexander Kuzmenkov
d9ad06bd6d fix ubsan 2021-04-06 19:24:56 +03:00
Alexander Kuzmenkov
3f57ed41ed
Update 01591_window_functions.sql 2021-04-01 20:16:27 +03:00
Alexander Kuzmenkov
d006c5532e fix window frame offset check and add more tests 2021-04-01 18:56:58 +03:00
Alexander Kuzmenkov
8ea697b7df use camelCase 2021-03-25 18:49:45 +03:00
Alexander Kuzmenkov
b0284f20c3
Merge branch 'master' into aku/laglead 2021-03-22 21:16:27 +03:00
Alexander Kuzmenkov
ac5fdda999
Merge pull request #21915 from ClickHouse/aku/window-mt-order
disable optimize_read_in_order for window functions
2021-03-22 17:21:00 +03:00
Alexander Kuzmenkov
590259a7a5 disable optimize_read_in_order for window functions 2021-03-19 17:29:09 +03:00
Alexander Kuzmenkov
1beba597ca Merge remote-tracking branch 'origin/master' into HEAD 2021-03-19 02:11:08 +03:00
Alexander Kuzmenkov
6aa9039f7d float frames and lag/lead_in_frame 2021-03-19 02:05:43 +03:00
Alexander Kuzmenkov
3c16ea0bc8 fix incorrect number of rows for Chunks with no columns in PartialSortingTransform 2021-03-16 01:59:12 +03:00
Alexander Kuzmenkov
824475b224 cleanup 2021-02-12 13:37:27 +03:00
Alexander Kuzmenkov
d8f9a8d3cd first_value and last_value 2021-02-11 18:41:54 +03:00
Alexander Kuzmenkov
ecbcf47f28 lag/lead stubs + cleanup 2021-02-11 18:07:42 +03:00
Alexander Kuzmenkov
525400bc41 window function rank() and friends 2021-02-11 16:29:30 +03:00
Alexander Kuzmenkov
363007b964 fixes 2021-02-11 11:39:39 +03:00
Alexander Kuzmenkov
e557d60cdb fixes for sort order 2021-02-10 16:27:22 +03:00
Alexander Kuzmenkov
c18749a704 fix a bug and add some tests 2021-02-09 17:44:04 +03:00
Alexander Kuzmenkov
6e40b9fb6c fix for the DESC frame 2021-02-09 14:56:58 +03:00
Alexander Kuzmenkov
4bb38f333b some simple cases 2021-02-05 18:34:03 +03:00
Alexander Kuzmenkov
c1c71fc8e9 ROWS OFFSET frame end 2021-02-04 10:41:09 +03:00
Alexander Kuzmenkov
ec382d8812 BETWEEN CURRENT ROW AND CURRENT ROW 2021-02-03 17:55:40 +03:00
Alexander Kuzmenkov
35754abb4a CURRENT ROW frame start for RANGE frame 2021-02-03 17:22:37 +03:00
Alexander Kuzmenkov
7c55ecf67d cleanup 2021-02-03 16:41:59 +03:00
Alexander Kuzmenkov
f31d2206a7 more fuzzing and less bugs 2021-02-03 15:50:25 +03:00
Alexander Kuzmenkov
a164abf23e add frame fuzzing and one query that fails under msan 2021-02-03 09:42:54 +03:00
Alexander Kuzmenkov
78a9624fc5 CURRENT ROW frame start for ROWS frame 2021-02-02 02:27:23 +03:00
Alexander Kuzmenkov
ef46c36317 start offset for ROWS frame 2021-02-02 02:27:17 +03:00
Alexander Kuzmenkov
5519e4c134 unbounded following frame end 2021-01-30 04:16:44 +03:00
Alexander Kuzmenkov
1b891e042d fix a bug 2021-01-28 21:18:16 +03:00
Alexander Kuzmenkov
3ace39fbf7 simplify a loop and make RANGE frame the default 2021-01-28 20:05:01 +03:00
Alexander Kuzmenkov
83cfdde6d9 RANGE frame works in some cases 2021-01-27 03:08:15 +03:00
Alexander Kuzmenkov
6e4b9aa862 don't use simple transform 2021-01-20 10:10:54 +03:00
Alexander Kuzmenkov
f346a9bf8b frame grammar tmp 2021-01-19 04:00:39 +03:00
Alexander Kuzmenkov
703731c547 something works 2021-01-13 22:29:52 +03:00
Alexander Kuzmenkov
2905f70cce fix aliases in partition by/order by 2020-12-28 12:56:38 +03:00
Alexander Kuzmenkov
998bd17877 fix column name clash w/agg fns
also fix some test references influenced by the explain changes
2020-12-25 07:59:17 +03:00
Alexander Kuzmenkov
5bd025a180 fix DISTINCT and ORDER BY 2020-12-25 06:13:30 +03:00
Alexander Kuzmenkov
912995cbae some provision for aggregate fns as window fn args
(doesn't work yet)

also a perf test w/LIMIT BY
2020-12-24 11:49:55 +03:00