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56 lines
2.1 KiB
XML
56 lines
2.1 KiB
XML
<!-- FIXME this instability is abysmal, investigate the unstable queries -->
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<test>
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<settings>
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<allow_suspicious_codecs>1</allow_suspicious_codecs>
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</settings>
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<substitutions>
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<substitution>
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<name>codec</name>
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<values>
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<value>NONE</value> <!-- as a baseline -->
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<value>LZ4</value>
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<value>ZSTD</value>
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<value>DoubleDelta</value>
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<value>Gorilla</value>
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</values>
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</substitution>
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<substitution>
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<name>type</name>
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<values>
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<value>Float64</value>
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</values>
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</substitution>
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<substitution>
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<name>seq_type</name>
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<values>
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<value>seq</value>
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<value>mon</value>
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<value>rnd</value>
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</values>
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</substitution>
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<substitution>
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<name>num_rows</name>
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<values>
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<value>20000000</value>
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</values>
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</substitution>
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</substitutions>
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<create_query>
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CREATE TABLE codec_{seq_type}_{type}_{codec} (n {type} CODEC({codec}))
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ENGINE = MergeTree PARTITION BY tuple() ORDER BY tuple()
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SETTINGS parts_to_delay_insert = 5000, parts_to_throw_insert = 5000;
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</create_query>
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<create_query>system stop merges</create_query>
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<!-- Using limit to make query finite, allowing it to be run multiple times in a loop, reducing mean error -->
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<query>INSERT INTO codec_seq_{type}_{codec} (n) SELECT number/pi() FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1</query>
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<query>INSERT INTO codec_mon_{type}_{codec} (n) SELECT number+sin(number) FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1</query>
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<query>INSERT INTO codec_rnd_{type}_{codec} (n) SELECT (intHash64(number) - 4294967295)/pi() FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1</query>
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<drop_query>system start merges</drop_query>
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<drop_query>DROP TABLE IF EXISTS codec_{seq_type}_{type}_{codec}</drop_query>
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</test>
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