docs: @DELETE
  	@Path("/{keyspace}/{columnFamily}/{key}/{columnName}")
  	@Produces({ "application/json" })
  	public void deleteColumn(@PathParam("keyspace") String keyspace, @PathParam("columnFamily") String columnFamily,
  			@PathParam("key") String key, @PathParam("columnName") String columnName,
  			@QueryParam("purgeIndex") boolean purgeIndex, @HeaderParam(CONSISTENCY_LEVEL_HEADER) String consistencyLevel)
  			throws Exception {
  		if (logger.isDebugEnabled())
  			logger.debug("Deleting row [" + keyspace + "]:[" + columnFamily + "]:[" + key + "]");
  		getCassandraStorage().deleteColumn(keyspace, columnFamily, key, columnName,
  				config.getConsistencyLevel(consistencyLevel), purgeIndex);
  	}