/**
  * Sets the binary value of the given field.
  *
  * @param fieldName the field name.
  * @param value the value to insert.
  * @throws IllegalArgumentException if field name doesn't exists or isn't a binary field.
  */
 public void setBlob(String fieldName, byte[] value) {
   long columnIndex = row.getColumnIndex(fieldName);
   row.setBinaryByteArray(columnIndex, value);
 }