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Once you implements a new Fragment and a corresponding FragmentSerde, you need to add them to a ${TAJO_HOME}/conf/storage-site.xml file for Tajo to recognize them. 

Here is an example configuration for FileFragment.

<property>
  <name>tajo.storage.fragment.kind.file</name>
  <value>org.apache.tajo.storage.fragment.FileFragment</value>
</property>
<property>
  <name>tajo.storage.fragment.serde.file</name>
  <value>org.apache.tajo.storage.fragment.FileFragmentSerde</value>
</property>

Tablespace Interface

Tablespace interface has several important methods to generate splits and do storage-specific works to handle table data.

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