Extract and load data in parallel threads

<?xml version="1.0" encoding="UTF-8"?>
<scenario>
     <name>Extract and load data in parallel threads</name>
     <script>parallel_extract_load</script>
     <driver>auto</driver>
     <sources>
          <source parallel="true">
               <name>employee</name>
               <extract>
                    <sql>select * from employee</sql>
               </extract>
          </source>

<source parallel="true">
               <name>emp_resume</name>
               <extract>
                    <sql>select * from emp_resume</sql>
               </extract>
          </source>

<source parallel="true">
               <name>emp_photo</name>
               <extract>
                    <sql>select * from emp_photo</sql>
               </extract>
          </source>
          
     </sources>
     <destinations>
          <destination parallel="true">
               <name>employee</name>
               <metadata>yes</metadata>
          </destination>

<destination parallel="true">
               <name>emp_resume</name>
               <metadata>yes</metadata>
          </destination>

<destination parallel="true">
               <name>emp_photo</name>
               <metadata>yes</metadata>
          </destination>
          
     </destinations>
</scenario>