ClickHouse/tests/integration/test_dictionaries_mysql/configs/dictionaries/mysql_dict1.xml

<clickhouse>
   <dictionary>
      <name>dict0</name>
      <source>
         <mysql >
            <db>test</db>
            <host>mysql80</host>
            <port>3306</port>
            <user>root</user>
            <password>clickhouse</password>
            <table>test0</table>
            <close_connection>true</close_connection>
            <share_connection>true</share_connection>
         </mysql>
      </source>
      <layout>
         <hashed/>
      </layout>
      <structure>
         <id>
            <name>id</name>
            <type>UInt32</type>
            <expression>CAST(id AS UNSIGNED)</expression>
         </id>
         <attribute>
            <name>id</name>
            <type>Int32</type>
            <null_value></null_value>
         </attribute>
         <attribute>
            <name>value</name>
            <type>String</type>
            <null_value>(UNDEFINED)</null_value>
         </attribute>
      </structure>
      <lifetime>0</lifetime>
  </dictionary>
  <dictionary>
      <name>dict1</name>
      <source>
         <mysql >
            <db>test</db>
            <host>mysql80</host>
            <port>3306</port>
            <user>root</user>
            <password>clickhouse</password>
            <table>test1</table>
            <close_connection>true</close_connection>
            <share_connection>true</share_connection>
         </mysql>
      </source>
      <layout>
         <hashed/>
      </layout>
      <structure>
         <id>
            <name>id</name>
            <type>UInt32</type>
            <expression>CAST(id AS UNSIGNED)</expression>
         </id>
         <attribute>
            <name>id</name>
            <type>Int32</type>
            <null_value></null_value>
         </attribute>
         <attribute>
            <name>value</name>
            <type>String</type>
            <null_value>(UNDEFINED)</null_value>
         </attribute>
      </structure>
      <lifetime>0</lifetime>
   </dictionary>
</clickhouse>