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18c50c11b3
* feat: Preserve number of streams after evaluation the window functions to allow parallel stream processing * fix style * fix style * fix style * setting query_plan_preserve_num_streams_after_window_functions default true * fix tests by SETTINGS query_plan_preserve_num_streams_after_window_functions=0 * fix test references * Resize the streams after the last window function, to keep the order between WindowTransforms (and WindowTransform works on single stream anyway). * feat: Preserve number of streams after evaluation the window functions to allow parallel stream processing * fix style * fix style * fix style * setting query_plan_preserve_num_streams_after_window_functions default true * fix tests by SETTINGS query_plan_preserve_num_streams_after_window_functions=0 * fix test references * Resize the streams after the last window function, to keep the order between WindowTransforms (and WindowTransform works on single stream anyway). * add perf test * perf: change the dataset from 50M to 5M * rename query_plan_preserve_num_streams_after_window_functions -> query_plan_enable_multithreading_after_window_functions * update test reference * fix clang-tidy --------- Co-authored-by: Nikita Taranov <nikita.taranov@clickhouse.com>
70 lines
2.1 KiB
XML
70 lines
2.1 KiB
XML
<test>
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<create_query>
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CREATE TABLE
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window_test(id Int64, value Int64, partition Int64, msg String)
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Engine=MergeTree
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ORDER BY id
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</create_query>
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<fill_query>
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INSERT INTO window_test
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SELECT number, rand(1) % 500, number % 3000, randomPrintableASCII(2) FROM numbers(5000000)
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</fill_query>
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<query>
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SELECT id,
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AVG(value) OVER (ORDER BY id ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS frame1,
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MAX(value) OVER (ORDER BY id ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS frame2,
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sipHash64(frame1),
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sipHash64(frame2)
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FROM window_test
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</query>
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<query>
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SELECT id AS key,
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sipHash64(sum(frame)) AS value
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FROM (
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SELECT id,
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AVG(value) OVER (ORDER BY id ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS frame
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FROM window_test)
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GROUP BY key
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ORDER BY key, value
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</query>
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<query>
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SELECT id % 100000 AS key,
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sipHash64(sum(frame)) AS value
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FROM (
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SELECT id,
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AVG(value) OVER (ORDER BY id ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS frame
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FROM window_test)
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GROUP BY key
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ORDER BY key, value
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</query>
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<query>
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WITH 'xxxxyyyyxxxxyyyyxxxxyyyyxxxxyyyy' AS cipherKey
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SELECT id,
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AVG(value) OVER (ORDER BY id ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS frame,
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toString(frame) AS str,
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encrypt('aes-256-ofb', str, cipherKey) AS enc,
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decrypt('aes-256-ofb', str, cipherKey) AS dec
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FROM window_test
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</query>
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<query>
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SELECT id,
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AVG(value) OVER (PARTITION by partition ORDER BY id ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS frame
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FROM window_test
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ORDER BY id
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</query>
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<query>
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SELECT DISTINCT AVG(value) OVER (PARTITION by partition ORDER BY id ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS frame
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FROM window_test
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ORDER BY frame
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</query>
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<drop_query>DROP TABLE IF EXISTS window_test</drop_query>
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</test>
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