Hi Jonathan Ellis and Stu Hood, I think, finally, we should provide a user customizable key abstract class. User can define what types of key and its class, which define how to compare keys.
Schubert On Sat, Apr 24, 2010 at 1:16 PM, Stu Hood <stu.h...@rackspace.com> wrote: > Your keys cannot be an encoded as binary for OPP, since Cassandra will > attempt to decode them as UTF-8, meaning that they may not come back in the > same format. > > 0.7 supports byte keys using the ByteOrderedPartitioner, and tokens are > specified using hex. > > -----Original Message----- > From: "Mark Jones" <mjo...@imagehawk.com> > Sent: Friday, April 23, 2010 10:55am > To: "user@cassandra.apache.org" <user@cassandra.apache.org> > Subject: RE: org.apache.cassandra.dht.OrderPreservingPartitioner Initial > Token > > So if my keys are binary, is there any way to escape the keysequence in? > > I have 20 bytes (any value 0x0-0xff is possible) as the key. > > Are they compared as an array of bytes? So that I can use truncation? > > 4 nodes, broken up by 0x00, 0x40, 0x80, 0xC0? > > > -----Original Message----- > From: Jonathan Ellis [mailto:jbel...@gmail.com] > Sent: Friday, April 23, 2010 10:22 AM > To: user@cassandra.apache.org > Subject: Re: org.apache.cassandra.dht.OrderPreservingPartitioner Initial > Token > > a normal String from the same universe as your keys. > > On Fri, Apr 23, 2010 at 7:23 AM, Mark Jones <mjo...@imagehawk.com> wrote: > > How is this specified? > > > > Is it a large hex #? > > > > A string of bytes in hex? > > > > > > > > http://wiki.apache.org/cassandra/StorageConfiguration doesn't say. > > >
