System.arraycopy(blobData, (int)pos, result, 0, length);
System.arraycopy(blobData, (int)pos - 1, result, 0, length);
        public byte[] getBytes(long pos, int length) throws SQLException {            if (blobData == null)                return BYTES_NULL_VALUE;            byte[] result = new byte[length];            System.arraycopy(blobData, (int)pos, result, 0, length);            return result;        }