else
preStatement.setString(PERSISTENT, "F");
preStatement.setLong(SIZE_IN_BYTES, sizeInBytes);
ByteArrayInputStream blob_stream = new ByteArrayInputStream(blob);
preStatement.setBinaryStream(BLOB, blob_stream, blob.length); // (int)sizeInBytes);
int num = preStatement.executeUpdate();
if (num == 0) {
errors++;
System.out.println("Update failed num=0");
}