ClickHouse/tests/integration/test_library_bridge/configs/dictionaries/dict1.xml

<clickhouse>
    <dictionary>
        <name>dict1</name>
        <source>
            <library>
                <path>/etc/clickhouse-server/config.d/dictionaries_lib/dict_lib.so</path>
                <settings>
                    <test_type>test_simple</test_type>
                    <key>nice key</key>
                    <value>interesting, nice value</value>
                    <table>//home/interesting-path/to-/interesting_data</table>
                    <pass>11</pass>
                    <user>user-u -user</user>
                </settings>
            </library>
        </source>
        <layout>
            <hashed/>
        </layout>
        <lifetime>
            <max>1</max>
            <min>1</min>
        </lifetime>
        <structure>
            <id>
                <name>key</name>
                <type>UInt64</type>
            </id>
            <attribute>
                <name>value1</name>
                <null_value></null_value>
                <type>UInt64</type>
            </attribute>
            <attribute>
                <name>value2</name>
                <null_value></null_value>
                <type>UInt64</type>
            </attribute>
            <attribute>
                <name>value3</name>
                <null_value></null_value>
                <type>UInt64</type>
            </attribute>
        </structure>
    </dictionary>
    <dictionary>
        <name>dict2</name>
        <source>
            <library>
                <path>/etc/clickhouse-server/config.d/dictionaries_lib/dict_lib.so</path>
                <settings>
                    <test_type>test_nulls</test_type>
                </settings>
            </library>
        </source>
        <layout>
            <hashed/>
        </layout>
        <lifetime>
            <max>1</max>
            <min>1</min>
        </lifetime>
        <structure>
            <id>
                <name>key</name>
                <type>UInt64</type>
            </id>
            <attribute>
                <name>value1</name>
                <null_value>12</null_value>
                <type>UInt64</type>
            </attribute>
            <attribute>
                <name>value2</name>
                <null_value>12</null_value>
                <type>UInt64</type>
            </attribute>
            <attribute>
                <name>value3</name>
                <null_value>12</null_value>
                <type>UInt64</type>
            </attribute>
        </structure>
    </dictionary>
</clickhouse>