anti_join               Anti join on two data frames
freq_table              Tabulate simple frequencies
full_join               Full join two data frames
get_joyn_options        Get joyn options
inner_join              Inner join two data frames
is_balanced             Is data frame balanced by group?
is_id                   Check if dt is uniquely identified by 'by'
                        variable
joyn                    Join two tables
joyn_msg                display type of joyn message
joyn_report             Print JOYn report table
left_join               Left join two data frames
merge                   Merge two data frames
possible_ids            Find possible unique identifies of data frame
rename_to_valid         Rename to syntactically valid names
right_join              Right join two data frames
set_joyn_options        Set joyn options
