CH dictionary source included

# cat /etc/metrika.xml
<yandex>
      <dictmysql1>
             <port>3306</port>
	     <connect_timeout>3600</connect_timeout>
	     <rw_timeout>3600</rw_timeout>
             <user>userx</user>
             <password>passwordx</password>
             <host>hostx</host>
             <priority>1</priority>
	     <db>dbx</db>
       </dictmysql1>
</yandex>


# cat dict/dict1.xml
<dictionaries>
   <dictionary>
      <name>dict1</name>
         <source>
	    <mysql incl="dictmysql1">
               <table>dict1</table>
               <where>dict1key>=0</where>
               <invalidate_query>SELECT max(updated_date) FROM dict1</invalidate_query>
            </mysql>
         </source>
....