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The "BinaryMemtable" page has been changed by JonathanEllis:
http://wiki.apache.org/cassandra/BinaryMemtable?action=diff&rev1=2&rev2=3

Comment:
update to point to BulkLoader

- Binary Memtable is the name of Cassandra's bulk-load interface.  It avoids 
several kinds of overhead associated with the normal Thrift API:
+ Binary Memtable is the name of Cassandra's pre-1.0 bulk-load interface.  It 
was deprecated in version 0.8 and removed entirely in 1.0.  It was replaced by 
the BulkLoader tool.
+ 
+ It avoided several kinds of overhead associated with the normal Thrift API:
  
   * Converting to Thrift from the internal structures and back
   * Routing (copying) from a coordinator node to the replica nodes
@@ -14, +16 @@

   * The rows you send are not live for querying until a flush occurs (either 
normally because the Binary Memtable fills up, or because you request one with 
`nodetool`)
   * You must write an entire row at once
  
- There is an example of using Hadoop to load data through the Binary Memtable 
interface at 
https://svn.apache.org/repos/asf/cassandra/trunk/contrib/bmt_example/.
+ There is an example of using Hadoop to load data through the Binary Memtable 
interface at 
https://svn.apache.org/repos/asf/cassandra/branches/cassandra-0.8/examples/bmt/
  .
  

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