<configuration>
          <format>xml</format>
          <dest>target/dbunit/export.xml</dest>
          <tables>ACTIVITY_TYPE</tables>
        </configuration>

<configuration>
  <format>xml</format>
  <dest>target/dbunit/export.xml</dest>
  <driver>oracle.jdbc.driver.OracleDriver</driver>
  <url>jdbc:oracle:thin:@hostname:portNumber:dbName</url>
  <username>userName</username>
  <password>password</password>
  <schema>schemaName</schema>
  <queries>
    <query>
      <name>QUERY_ID</name>
      <sql>SELECT * FROM YOUR_TABLE</sql>
    </query>
  ...

<configuration>
      <driver>${driver}</driver>
      <url>${url}</url>
      <username>${username}</username>
      <password>${password}</password>
      <format>flat</format>
      <tables>
        <table>
          <name>USER_SDO_MAPS</name>
        </table>
      </tables>
    </configuration>