big.data.object         The big data object.
dfs.empty               Get a directory or file size or check if it is
                        empty
equijoin                Equijoins using map reduce
from.dfs                Read or write R objects from or to the file
                        system
keyval                  Create, project or concatenate key-value pairs
make.input.format       Create combinations of settings for flexible IO
mapreduce               MapReduce using Hadoop Streaming
rmr                     A package to perform Map Reduce computations in
                        R
rmr.options             Function to set and get package options
rmr.sample              Sample large data sets
rmr.str                 Print a variable's content
scatter                 Functions to split a file over several parts or
                        to merge multiple parts into one
status                  Set the status and define and increment
                        counters for a Hadoop job
to.map                  Create map and reduce functions from other
                        functions
vsum                    Fast small sums
