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a0d936cc9f
- add paper reference + doxygen - remove endianness handling (ClickHouse assumes little endian) - documentation - other minor stuff
56 lines
2.0 KiB
XML
56 lines
2.0 KiB
XML
<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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<value>FPC</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 IF NOT EXISTS codec_{seq_type}_{type}_{codec} (n {type} CODEC({codec}))
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ENGINE = MergeTree PARTITION BY tuple()
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ORDER BY tuple();
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</create_query>
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<fill_query>INSERT INTO codec_seq_{type}_{codec} (n) SELECT number/pi() FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1</fill_query>
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<fill_query>INSERT INTO codec_mon_{type}_{codec} (n) SELECT number+sin(number) FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1</fill_query>
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<fill_query>INSERT INTO codec_rnd_{type}_{codec} (n) SELECT (intHash64(number) - 4294967295)/pi() FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1</fill_query>
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<fill_query>optimize table codec_{seq_type}_{type}_{codec} settings optimize_throw_if_noop = 1</fill_query>
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<query>SELECT count(n) FROM codec_{seq_type}_{type}_{codec} WHERE ignore(n) == 0 LIMIT {num_rows} SETTINGS max_threads=1</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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