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

[
{
    "hostname": "xxxxxxxx.yandex.ru",
    "main_metric": "min_time",
    "num_cores": 16,
    "runs": [
        {
            "min_time": 1.122000,
            "query": "SELECT URL as col FROM hits_100m_single ORDER BY col LIMIT 1000,1"
        },
        {
            "min_time": 0.419000,
            "query": "SELECT SearchPhrase as col FROM hits_100m_single ORDER BY col LIMIT 10000,1"
        },
        {
            "min_time": 0.533000,
            "query": "SELECT SearchPhrase as col FROM hits_100m_single WHERE notEmpty(col) ORDER BY col LIMIT 10000,1"
        },
        {
            "min_time": 0.344000,
            "query": "SELECT MobilePhoneModel as col FROM hits_100m_single ORDER BY col LIMIT 20000,1"
        },
        {
            "min_time": 0.330000,
            "query": "SELECT MobilePhoneModel as col FROM hits_100m_single WHERE notEmpty(col) ORDER BY col LIMIT 500000,1"
        },
        {
            "min_time": 0.326000,
            "query": "SELECT PageCharset as col FROM hits_100m_single ORDER BY col LIMIT 10000,1"
        },
        {
            "min_time": 0.934000,
            "query": "SELECT Title as col FROM hits_100m_single ORDER BY col LIMIT 1000,1"
        }
    ],
    "server_version": "1.1.54240",
    "test_name": "ORDER BY single string column",
    "time": "2017-06-22 19:28:04"
},
{
    "hostname": "xxxxxxxx.yandex.ru",
    "main_metric": "min_time",
    "num_cores": 16,
    "runs": [
        {
            "min_time": 0.539000,
            "query": "SELECT count() FROM hits_100m_single WHERE URL < URL"
        },
        {
            "min_time": 0.904000,
            "query": "SELECT count() FROM hits_100m_single WHERE URL < PageCharset"
        },
        {
            "min_time": 0.833000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < SearchPhrase SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.923000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < URL"
        },
        {
            "min_time": 1.785000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < PageCharset SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.835000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(SearchPhrase) AND SearchPhrase < SearchPhrase SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.613000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(SearchPhrase) AND SearchPhrase < URL"
        },
        {
            "min_time": 1.448000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(SearchPhrase) AND SearchPhrase < PageCharset SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.861000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < MobilePhoneModel SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.821000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < URL"
        },
        {
            "min_time": 1.189000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < PageCharset SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.629000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < MobilePhoneModel SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.516000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < URL"
        },
        {
            "min_time": 0.889000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < PageCharset SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.773000,
            "query": "SELECT count() FROM hits_100m_single WHERE PageCharset < PageCharset SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.576000,
            "query": "SELECT count() FROM hits_100m_single WHERE PageCharset < URL"
        },
        {
            "min_time": 0.506000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < Title"
        },
        {
            "min_time": 1.473000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < URL"
        },
        {
            "min_time": 0.707000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < PageCharset"
        }
    ],
    "server_version": "1.1.54240",
    "test_name": "Column-column string comparison",
    "time": "2017-06-22 19:33:42"
},
{
    "hostname": "xxxxxxxx.yandex.ru",
    "main_metric": "min_time",
    "num_cores": 16,
    "runs": [
        {
            "min_time": 0.438000,
            "query": "SELECT count() FROM hits_100m_single WHERE URL < ''"
        },
        {
            "min_time": 0.796000,
            "query": "SELECT count() FROM hits_100m_single WHERE URL < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz'"
        },
        {
            "min_time": 0.678000,
            "query": "SELECT count() FROM hits_100m_single WHERE URL < 'http://some_url'"
        },
        {
            "min_time": 0.743000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < '' SETTINGS max_threads = 2"
        },
        {
            "min_time": 1.038000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' SETTINGS max_threads = 2"
        },
        {
            "min_time": 1.044000,
            "query": "SELECT count() FROM hits_100m_single WHERE SearchPhrase < 'поисковая фраза' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.754000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(SearchPhrase) AND SearchPhrase < '' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.799000,
            "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": 0.803000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < '' SETTINGS max_threads = 1"
        },
        {
            "min_time": 1.006000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' SETTINGS max_threads = 1"
        },
        {
            "min_time": 1.005000,
            "query": "SELECT count() FROM hits_100m_single WHERE MobilePhoneModel < 'model' SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.615000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < '' SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.635000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.636000,
            "query": "SELECT count() FROM hits_100m_single WHERE notEmpty(MobilePhoneModel) AND MobilePhoneModel < 'model' SETTINGS max_threads = 1"
        },
        {
            "min_time": 0.714000,
            "query": "SELECT count() FROM hits_100m_single WHERE PageCharset < '' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.990000,
            "query": "SELECT count() FROM hits_100m_single WHERE PageCharset < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.790000,
            "query": "SELECT count() FROM hits_100m_single WHERE PageCharset < 'utf-8' SETTINGS max_threads = 2"
        },
        {
            "min_time": 0.404000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < ''"
        },
        {
            "min_time": 0.608000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz'"
        },
        {
            "min_time": 0.624000,
            "query": "SELECT count() FROM hits_100m_single WHERE Title < 'Какой-то заголовок'"
        }
    ],
    "server_version": "1.1.54240",
    "test_name": "Constant-column string comparison",
    "time": "2017-06-22 19:40:06"
}
]