Thanks Dave, That looks like what I need.
Jon On Mon, Nov 5, 2012 at 4:27 PM, Dave Latham <[email protected]> wrote: > This fork looks a bit more up to date: > https://github.com/ndimiduk/orderly > > On Mon, Nov 5, 2012 at 4:26 PM, Dave Latham <[email protected]> wrote: > > > Here's a project to deal with this issue specifically. I'm not sure of > > it's status: > > https://github.com/conikeec/orderly > > > > > > On Mon, Nov 5, 2012 at 4:01 PM, lars hofhansl <[email protected]> > wrote: > > > >> Have a look at the lily library. It has code to encode Longs/Doubles > into > >> bytes such that resulting bytes sort as expected based on the numbers. > >> > >> -- Lars > >> > >> > >> > >> ________________________________ > >> From: Jonathan Bishop <[email protected]> > >> To: "[email protected]" <[email protected]> > >> Sent: Monday, November 5, 2012 10:41 AM > >> Subject: Using doubles and longs as ordering row values > >> > >> Hi, > >> > >> In my application my row values are doubles. I would like my scans to > >> traverse the rows in order of increasing values. > >> > >> But if I simply use > >> > >> double d = .... > >> byte[] row = Bytes.toBytes(d); > >> > >> I will get an ordering which is based on the byte values of doubles, not > >> on > >> the value of the doubles themselves. > >> > >> I see also that integer values have the same issue due to the first bit > >> being the sign bit. So negative values will come after positive values. > >> > >> Any suggestions? > >> > >> Thanks, > >> > >> Jon > >> > > > > >
