mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-28 10:31:57 +00:00
107 lines
9.5 KiB
MySQL
107 lines
9.5 KiB
MySQL
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select round(1000 * ngramDistanceUTF8(materialize(''), '')) from system.numbers limit 5;
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select round(1000 * ngramDistanceUTF8(materialize('абв'), '')) from system.numbers limit 5;
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select round(1000 * ngramDistanceUTF8(materialize(''), 'абв')) from system.numbers limit 5;
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select round(1000 * ngramDistanceUTF8(materialize('абвгдеёжз'), 'абвгдеёжз')) from system.numbers limit 5;
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select round(1000 * ngramDistanceUTF8(materialize('абвгдеёжз'), 'абвгдеёж')) from system.numbers limit 5;
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select round(1000 * ngramDistanceUTF8(materialize('абвгдеёжз'), 'гдеёзд')) from system.numbers limit 5;
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select round(1000 * ngramDistanceUTF8(materialize('абвгдеёжз'), 'ёёёёёёёё')) from system.numbers limit 5;
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select round(1000 * ngramDistanceUTF8('', ''));
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select round(1000 * ngramDistanceUTF8('абв', ''));
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select round(1000 * ngramDistanceUTF8('', 'абв'));
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select round(1000 * ngramDistanceUTF8('абвгдеёжз', 'абвгдеёжз'));
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select round(1000 * ngramDistanceUTF8('абвгдеёжз', 'абвгдеёж'));
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select round(1000 * ngramDistanceUTF8('абвгдеёжз', 'гдеёзд'));
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select round(1000 * ngramDistanceUTF8('абвгдеёжз', 'ёёёёёёёё'));
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drop table if exists test.test_distance;
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create table test.test_distance (Title String) engine = Memory;
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insert into test.test_distance values ('привет как дела?... Херсон'), ('привет как дела клип - Яндекс.Видео'), ('привет'), ('пап привет как дела - Яндекс.Видео'), ('привет братан как дела - Яндекс.Видео'), ('http://metric.ru/'), ('http://autometric.ru/'), ('http://metrica.yandex.com/'), ('http://metris.ru/'), ('http://metrika.ru/'), ('');
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceUTF8(Title, 'привет как дела') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceUTF8(Title, 'как привет дела') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceUTF8(Title, 'metrika') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceUTF8(Title, 'metrica') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceUTF8(Title, 'metriks') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceUTF8(Title, 'metrics') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceUTF8(Title, 'yandex') as distance;
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select round(1000 * ngramDistanceCaseInsensitiveUTF8(materialize(''), '')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitiveUTF8(materialize('абв'), '')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitiveUTF8(materialize(''), 'абв')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitiveUTF8(materialize('абвГДЕёжз'), 'АбвгдЕёжз')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitiveUTF8(materialize('аБВГдеёЖз'), 'АбвГдеёж')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitiveUTF8(materialize('абвгдеёжз'), 'гдеёЗД')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitiveUTF8(materialize('абвгдеёжз'), 'ЁЁЁЁЁЁЁЁ')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitiveUTF8('', ''));
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select round(1000 * ngramDistanceCaseInsensitiveUTF8('абв', ''));
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select round(1000 * ngramDistanceCaseInsensitiveUTF8('', 'абв'));
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select round(1000 * ngramDistanceCaseInsensitiveUTF8('абвГДЕёжз', 'АбвгдЕЁжз'));
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select round(1000 * ngramDistanceCaseInsensitiveUTF8('аБВГдеёЖз', 'АбвГдеёж'));
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select round(1000 * ngramDistanceCaseInsensitiveUTF8('абвгдеёжз', 'гдеёЗД'));
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select round(1000 * ngramDistanceCaseInsensitiveUTF8('АБВГДеёжз', 'ЁЁЁЁЁЁЁЁ'));
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitiveUTF8(Title, 'ПрИвЕт кАК ДЕЛа') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitiveUTF8(Title, 'как ПРИВЕТ дела') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitiveUTF8(Title, 'metrika') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitiveUTF8(Title, 'Metrika') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitiveUTF8(Title, 'mEtrica') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitiveUTF8(Title, 'metriKS') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitiveUTF8(Title, 'metrics') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitiveUTF8(Title, 'YanDEX') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitiveUTF8(Title, 'приВЕТ КАк ДеЛа КлИп - яндеКс.видео') as distance;
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select round(1000 * ngramDistance(materialize(''), '')) from system.numbers limit 5;
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select round(1000 * ngramDistance(materialize('abc'), '')) from system.numbers limit 5;
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select round(1000 * ngramDistance(materialize(''), 'abc')) from system.numbers limit 5;
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select round(1000 * ngramDistance(materialize('abcdefgh'), 'abcdefgh')) from system.numbers limit 5;
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select round(1000 * ngramDistance(materialize('abcdefgh'), 'abcdefg')) from system.numbers limit 5;
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select round(1000 * ngramDistance(materialize('abcdefgh'), 'defgh')) from system.numbers limit 5;
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select round(1000 * ngramDistance(materialize('abcdefgh'), 'aaaaaaaa')) from system.numbers limit 5;
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select round(1000 * ngramDistance('', ''));
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select round(1000 * ngramDistance('abc', ''));
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select round(1000 * ngramDistance('', 'abc'));
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select round(1000 * ngramDistance('abcdefgh', 'abcdefgh'));
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select round(1000 * ngramDistance('abcdefgh', 'abcdefg'));
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select round(1000 * ngramDistance('abcdefgh', 'defgh'));
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select round(1000 * ngramDistance('abcdefgh', 'aaaaaaaa'));
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistance(Title, 'привет как дела') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistance(Title, 'как привет дела') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistance(Title, 'metrika') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistance(Title, 'metrica') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistance(Title, 'metriks') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistance(Title, 'metrics') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistance(Title, 'yandex') as distance;
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select round(1000 * ngramDistanceCaseInsensitive(materialize(''), '')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitive(materialize('abc'), '')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitive(materialize(''), 'abc')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitive(materialize('abCdefgH'), 'Abcdefgh')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitive(materialize('abcdefgh'), 'abcdeFG')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitive(materialize('AAAAbcdefgh'), 'defgh')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitive(materialize('ABCdefgH'), 'aaaaaaaa')) from system.numbers limit 5;
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select round(1000 * ngramDistanceCaseInsensitive('', ''));
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select round(1000 * ngramDistanceCaseInsensitive('abc', ''));
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select round(1000 * ngramDistanceCaseInsensitive('', 'abc'));
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select round(1000 * ngramDistanceCaseInsensitive('abCdefgH', 'Abcdefgh'));
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select round(1000 * ngramDistanceCaseInsensitive('abcdefgh', 'abcdeFG'));
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select round(1000 * ngramDistanceCaseInsensitive('AAAAbcdefgh', 'defgh'));
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select round(1000 * ngramDistanceCaseInsensitive('ABCdefgH', 'aaaaaaaa'));
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitive(Title, 'ПрИвЕт кАК ДЕЛа') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitive(Title, 'как ПРИВЕТ дела') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitive(Title, 'metrika') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitive(Title, 'Metrika') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitive(Title, 'mEtrica') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitive(Title, 'metriKS') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitive(Title, 'metrics') as distance;
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SELECT Title, round(1000 * distance) FROM test.test_distance ORDER BY ngramDistanceCaseInsensitive(Title, 'YanDEX') as distance;
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drop table if exists test.test_distance;
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