ClickHouse/tests/performance/range_hashed_dictionary.xml

<test>
    <create_query>
        CREATE TABLE simple_key_range_hashed_dictionary_source_table
        (
            id UInt64,
            value UInt64,
            start UInt64,
            end UInt64
        ) ENGINE = Memory;
    </create_query>

    <create_query>
        CREATE TABLE complex_key_range_hashed_dictionary_source_table
        (
            id UInt64,
            id_key String,
            value UInt64,
            start UInt64,
            end UInt64
        ) ENGINE = Memory;
    </create_query>

    <create_query>
        CREATE DICTIONARY simple_key_range_hashed_dictionary
        (
            id UInt64,
            value UInt64,
            start UInt64,
            end UInt64
        )
        PRIMARY KEY id
        SOURCE(CLICKHOUSE(DB 'default' TABLE 'simple_key_range_hashed_dictionary_source_table'))
        LAYOUT(RANGE_HASHED())
        RANGE(MIN start MAX end)
        LIFETIME(MIN 0 MAX 1000);
    </create_query>

    <create_query>
        CREATE DICTIONARY complex_key_range_hashed_dictionary
        (
            id UInt64,
            id_key String,
            value UInt64,
            start UInt64,
            end UInt64
        )
        PRIMARY KEY id, id_key
        SOURCE(CLICKHOUSE(DB 'default' TABLE 'complex_key_range_hashed_dictionary_source_table'))
        LAYOUT(COMPLEX_KEY_RANGE_HASHED())
        RANGE(MIN start MAX end)
        LIFETIME(MIN 0 MAX 1000);
    </create_query>

    <fill_query>
        INSERT INTO simple_key_range_hashed_dictionary_source_table
        SELECT key, key, range_start * 2, range_start * 2 + 1 FROM
            (SELECT number as key FROM numbers(10000)) as keys,
            (SELECT number as range_start FROM numbers(1000)) as ranges;
    </fill_query>

    <fill_query>
        INSERT INTO complex_key_range_hashed_dictionary_source_table
        SELECT key, toString(key), key, range_start * 2, range_start * 2 + 1 FROM
            (SELECT number as key FROM numbers(10000)) as keys,
            (SELECT number as range_start FROM numbers(1000)) as ranges;
    </fill_query>

    <substitutions>
        <substitution>
            <name>elements_count</name>
            <values>
                <value>500000</value>
                <value>750000</value>
            </values>
        </substitution>
    </substitutions>

    <query>
        WITH rand64() % 5000 as key
        SELECT dictGet('default.simple_key_range_hashed_dictionary', 'value', toUInt64(key), key)
        FROM system.numbers
        LIMIT {elements_count}
        FORMAT Null;
    </query>

    <query>
        WITH rand64() % 5000 as key
        SELECT dictHas('default.simple_key_range_hashed_dictionary', toUInt64(key), key)
        FROM system.numbers
        LIMIT {elements_count}
        FORMAT Null;
    </query>

    <query>
        SELECT * FROM simple_key_range_hashed_dictionary
        FORMAT Null;
    </query>

    <query>
        WITH (rand64() % toUInt64(5000) as key, toString(key) as key_id) as complex_key
        SELECT dictGet('default.complex_key_range_hashed_dictionary', 'value', complex_key, key)
        FROM system.numbers
        LIMIT {elements_count}
        FORMAT Null;
    </query>

    <query>
        WITH (rand64() % toUInt64(5000) as key, toString(key) as key_id) as complex_key
        SELECT dictHas('default.complex_key_range_hashed_dictionary', complex_key, key)
        FROM system.numbers
        LIMIT {elements_count}
        FORMAT Null;
    </query>

    <query>
        SELECT * FROM complex_key_range_hashed_dictionary
        FORMAT Null;
    </query>

    <drop_query>DROP DICTIONARY IF EXISTS simple_key_range_hashed_dictionary;</drop_query>
    <drop_query>DROP DICTIONARY IF EXISTS complex_key_range_hashed_dictionary;</drop_query>

    <drop_query>DROP TABLE IF EXISTS simple_key_range_hashed_dictionary_source_table;</drop_query>
    <drop_query>DROP TABLE IF EXISTS complex_key_range_hashed_dictionary_source_table;</drop_query>
</test>