Single-table verbs |
|
---|---|
Arrange rows by variables |
|
Select distinct/unique rows |
|
Do anything |
|
Return rows with matching conditions |
|
Group by one or more variables |
|
Add new variables |
|
Select/rename variables by name |
|
Objects exported from other packages |
|
Sample n rows from a table |
|
Reduces multiple values down to a single value |
|
Pull out a single variable |
|
Select rows by position |
|
Single-table helpers |
|
Count/tally observations by group |
|
Select top (or bottom) n rows (by value) |
|
Operate on a selection of variables |
|
Arrange rows by a selection of variables |
|
Filter within a selection of variables |
|
Group by a selection of variables |
|
|
Select and rename a selection of variables |
|
Summarise and mutate multiple columns. |
Apply predicate to all variables |
|
Select variables |
|
Create a list of functions calls. |
|
Two-table verbs |
|
Flexible equality comparison for data frames |
|
Efficiently bind multiple data frames by row and column |
|
Set operations |
|
|
Join two tbls together |
|
Join data frame tbls |
Remote tables |
|
Copy tables to same source, if necessary |
|
Force computation of a database query |
|
Copy a local data frame to a remote src |
|
Flag a character vector as SQL identifiers |
|
Explain details of a tbl |
|
Create a table from a data source |
|
Source for database backends |
|
SQL escaping. |
|
Metadata |
|
Return grouping variables |
|
Vector functions |
|
Do values in a numeric vector fall in specified range? |
|
A general vectorised if |
|
Find first non-missing element |
|
Cumulativate versions of any, all, and mean |
|
Descending order |
|
Vectorised if |
|
Lead and lag. |
|
A helper function for ordering window function output |
|
The number of observations in the current group. |
|
Efficiently count the number of unique values in a set of vector |
|
Convert values to NA |
|
Compare two numeric vectors |
|
Extract the first, last or nth value from a vector |
|
|
Windowed rank functions. |
Recode values |
|
Data |
|
Band membership |
|
NASA spatio-temporal data |
|
Starwars characters |
|
Storm tracks data |
|
Other backends |
|
A data cube tbl |
|
|
Coerce a |
Coerce an existing data structure into a |
|
Group input by rows |