}
SlicePredicate predicate = new SlicePredicate();
SliceRange range = new SliceRange(ByteBufferUtil.bytes(""), ByteBufferUtil.bytes(""), false, MAX_COLUMNS);
predicate.setSlice_range(range);
KeyRange keyRange = new KeyRange(MAX_ROWS);
keyRange.setStart_key(ByteBufferUtil.bytes(""));
keyRange.setEnd_key(ByteBufferUtil.EMPTY_BYTE_BUFFER);
ColumnParent parent = new ColumnParent(columnFamily);
List<KeySlice> rows = getConnection(keyspace).get_range_slices(parent, predicate, keyRange, consistencyLevel);
return JsonMarshaller.marshallRows(rows, true);
}