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Add perf test

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This commit is contained in:
Alexey Milovidov 2021-03-28 04:29:55 +03:00
parent 6f9f7d118d
commit 699af9d034
1 changed files with 17 additions and 0 deletions
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tests/performance/mmap_io.xml Normal file
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<test>
<preconditions>
<table_exists>hits_10m_single</table_exists>
</preconditions>
<settings>
<min_bytes_to_use_mmap_io>1</min_bytes_to_use_mmap_io>
</settings>
<create_query>CREATE TABLE hits_none (WatchID UInt64 CODEC(NONE)) ENGINE = MergeTree ORDER BY tuple()</create_query>
<fill_query>INSERT INTO hits_none SELECT WatchID FROM test.hits</fill_query>
<fill_query>OPTIMIZE TABLE hits_none FINAL</fill_query>
<query><![CDATA[SELECT sum(WatchID) FROM hits_none]]></query>
<drop_query>DROP TABLE hits_none</drop_query>
</test>