I've never changed the partitioner from the default random. Other ideas? I can insert and do column queries using a single key but not range on CF.
-Adam -----Original Message----- From: Jonathan Ellis [mailto:jbel...@gmail.com] Sent: Thursday, August 05, 2010 11:33 AM To: user@cassandra.apache.org Subject: Re: error using get_range_slice with random partitioner Yes, you should be able to use get_range_slices with RP. This stack trace looks like you changed your partitioner after the node already had data in it. On Thu, Aug 5, 2010 at 10:06 AM, Adam Crain <adam.cr...@greenenergycorp.com> wrote: > Hi, > > I'm on 0.6.4. Previous tickets in the JIRA in searching the web indicated > that iterating over the keys in keyspace is possible, even with the random > partitioner. This is mostly desirable in my case for testing purposes only. > > I get the following error: > > [junit] Internal error processing get_range_slices > [junit] org.apache.thrift.TApplicationException: Internal error processing > get_range_slices > > and the following server traceback: > > java.lang.NumberFormatException: Zero length BigInteger > at java.math.BigInteger.<init>(BigInteger.java:295) > at java.math.BigInteger.<init>(BigInteger.java:467) > at > org.apache.cassandra.dht.RandomPartitioner$1.fromString(RandomPartitioner.java:100) > at > org.apache.cassandra.thrift.CassandraServer.getRangeSlicesInternal(CassandraServer.java:575) > > I am using the scala cascal client, but am sure that get_range_slice is > being called with start and stop set to "". > > 1) Is batch iteration possible with random partioner? > > This isn't clear from the FAQ entry on the subject: > > http://wiki.apache.org/cassandra/FAQ#iter_world > > 2) The FAQ states that start argument should be "". What should the end > argument be? > > thanks! > Adam > > -- Jonathan Ellis Project Chair, Apache Cassandra co-founder of Riptano, the source for professional Cassandra support http://riptano.com
