cbc.get.col             Reads a single column from the original file
                        into memory
cbc.read.table          Reads a huge text file and creates a colbycol
                        object
cbc.test.data           Simple test data
colbycol-package        Reads data text files in a memory efficient way
colnames.colbycol       Lists the column names in a colbycol object
ncol.colbycol           Returns the number of rows/cols in a colbycol
                        object
