MINI MINI MANI MO

desc                    Descending Order
distinct                Select Distinct Rows
group_by                Group Rows by One or More Columns
join                    Join Two 'ore.frame' Objects by the Specified
                        Columns
n                       The number of rows in the current group
n_distinct              Number of Unique Values in an 'ore.vector'
                        Object
nth                     Get the First, Last or nth Value from an
                        Ordered 'ore.vector' Object
ranking                 Various Ranking Functions
sample                  Sample Rows from an 'ore.frame' Object
select                  Select, Rename, Arrange, Filter, Mutate, or
                        Transmute an 'ore.frame' Object
slice                   Select Rows by Positions
summarise               Summarise Columns by Aggregate Functions
tally                   Counts or Tallies Rows by Group
top_n                   Select Top n Rows