ClickHouse/dbms/tests/performance/string_comparisions/results.json

[
{
    "hostname": "xxxxxxxx.yandex.ru",
    "main_metric": "min_time",
    "num_cores": 16,
    "runs": [
        {
            "min_time": 1.334000,
            "query": "SELECT URL as col FROM hits_100m_single ORDER BY col LIMIT 1000,1"
        },
        {
            "min_time": 0.553000,
            "query": "SELECT SearchPhrase as col FROM hits_100m_single ORDER BY col LIMIT 10000,1"
        },
        {
            "min_time": 0.484000,
            "query": "SELECT SearchPhrase as col FROM hits_100m_single WHERE notEmpty(col) ORDER BY col LIMIT 10000,1"
        },
        {
            "min_time": 0.603000,
            "query": "SELECT MobilePhoneModel as col FROM hits_100m_single ORDER BY col LIMIT 20000,1"
        },
        {
            "min_time": 0.384000,
            "query": "SELECT MobilePhoneModel as col FROM hits_100m_single WHERE notEmpty(col) ORDER BY col LIMIT 500000,1"
        },
        {
            "min_time": 0.464000,
            "query": "SELECT PageCharset as col FROM hits_100m_single ORDER BY col LIMIT 10000,1"
        },
        {
            "min_time": 1.046000,
            "query": "SELECT Title as col FROM hits_100m_single ORDER BY col LIMIT 1000,1"
        }
    ],
    "server_version": "1.1.54236",
    "test_name": "ORDER BY single string column",
    "time": "2017-06-22 20:06:54"
},
{
    "hostname": "xxxxxxxx.yandex.ru",
    "main_metric": "min_time",
    "num_cores": 16,
    "runs": [
        {
            "min_time": 0.543000,
            "query": "SELECT count() FROM hits_100m_single WHERE URL < URL"
        },
        {
            "min_time": 0.914000,
            "query": "SELECT count() FROM hits_100m_single WHERE URL < PageCharset"
        },
        {
            "min_time": 0.798000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < SearchPhrase SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.916000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < URL"
        },
        {
            "min_time": 1.771000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < PageCharset SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.829000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(SearchPhrase) AND SearchPhrase < SearchPhrase SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.602000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(SearchPhrase) AND SearchPhrase < URL"
        },
        {
            "min_time": 1.427000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(SearchPhrase) AND SearchPhrase < PageCharset SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.788000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < MobilePhoneModel SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.823000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < URL"
        },
        {
            "min_time": 1.150000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < PageCharset SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.635000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < MobilePhoneModel SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.515000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < URL"
        },
        {
            "min_time": 0.894000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < PageCharset SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.733000,
            "query": "SELECT count() FROM hits_100m_single WHERE PageCharset < PageCharset SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.568000,
            "query": "SELECT count() FROM hits_100m_single WHERE PageCharset < URL"
        },
        {
            "min_time": 0.505000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < Title"
        },
        {
            "min_time": 1.461000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < URL"
        },
        {
            "min_time": 0.706000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < PageCharset"
        }
    ],
    "server_version": "1.1.54236",
    "test_name": "Column-column string comparison",
    "time": "2017-06-22 20:11:56"
},
{
    "hostname": "xxxxxxxx.yandex.ru",
    "main_metric": "min_time",
    "num_cores": 16,
    "runs": [
        {
            "min_time": 0.437000,
            "query": "SELECT count() FROM hits_100m_single WHERE URL < ''"
        },
        {
            "min_time": 0.793000,
            "query": "SELECT count() FROM hits_100m_single WHERE URL < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz'"
        },
        {
            "min_time": 0.668000,
            "query": "SELECT count() FROM hits_100m_single WHERE URL < 'http://some_url'"
        },
        {
            "min_time": 0.681000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < '' SETTINGS max_threads = 2"
        },
        {
            "min_time": 1.007000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.998000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < 'поисковая фраза' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.743000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(SearchPhrase) AND SearchPhrase < '' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.795000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(SearchPhrase) AND SearchPhrase < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.823000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(SearchPhrase) AND SearchPhrase < 'поисковая фраза' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.756000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < '' SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.923000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.927000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < 'model' SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.619000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < '' SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.646000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.642000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < 'model' SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.670000,
            "query": "SELECT count() FROM hits_100m_single WHERE PageCharset < '' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.946000,
            "query": "SELECT count() FROM hits_100m_single WHERE PageCharset < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.766000,
            "query": "SELECT count() FROM hits_100m_single WHERE PageCharset < 'utf-8' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.400000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < ''"
        },
        {
            "min_time": 0.592000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz'"
        },
        {
            "min_time": 0.609000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < 'Какой-то заголовок'"
        }
    ],
    "server_version": "1.1.54236",
    "test_name": "Constant-column string comparison",
    "time": "2017-06-22 20:17:56"
}
]