Creates a join data.table
Fast ifelse
Fast dcast for data.table
Determine Duplicate Rows
Coalescing missing values
Fast overlap joins
S4 Definition for data.table
Copy an entire object
Faster match of character vectors
Enhanced data.frame
Optimisations in data.table
Convenience function for calling grep.
Rolling functions
Merge two data.tables
Fast parallel sort
Remove rows with missing values on columns specified
First/last item of an object
Number of rows affected by last update
Generate unique row ids within each group
Fast melt for data.table
Deprecated.
Fast column reordering of a data.table by reference
Change or turn off numeric rounding
Fast lead/lag for vectors and lists
For use by packages that mimic/divert auto printing e.g. IRkernel and knitr
Fast CSV writer
Grouping Set aggregation for data tables
strsplit and transpose the resulting list efficiently
Pretty print of time taken
Data table utilities
Fill missing values
Perform update of development version of a package
Set attributes of objects by reference
Set or get number of threads that data.table should use
Create key on a data.table
Special symbols
Fast row reordering of a data.table by reference
Runs a set of tests.
Test assertions for equality, exceptions and console output
Set operations for data tables
Display 'data.table' metadata
Subsetting data.tables
Obtain matching indices corresponding to patterns
Fast rank
data.table Printing Options
Split data.table into chunks in a list
Makes one data.table from a list of many
Coerce lists and data.frames to data.table by reference
Generate run-length type group id
Coerce a data.table to data.frame by reference
Fast and friendly file finagler
Over-allocation access
Efficient transpose of list
Integer based date class
Address in RAM of a variable
Equality Test Between Two Data Tables
Coerce to data.table
Efficient xts to as.data.table conversion
Convenience functions for range subsets.
Assignment by reference
Convert a data.table to a matrix
Efficient data.table to xts conversion