<?xml version='1.0' encoding='UTF-8'?>
<dataset load_strategy="INSERT_LOAD_STRATEGY">
   
   <photo id="0" name="photo0">
        <blob_content file="t/bin/data1.bin" size_column="doc_size" />
    </photo>
    <photo id="1" name="photo1" >
        <blob_content size_column="doc_size" ></blob_content>
    </photo>
   <photo id="10" name="photo10">
        <blob_content file="t/bin/data2.bin" size_column="doc_size" />
    </photo>
    
</dataset>