A B C D F G H I J K L M N O P Q R S T U W Y misc
data.table-package | Enhanced data.frame |
address | Address in RAM of a variable |
all.equal | Equality Test Between Two Data Tables |
all.equal.data.table | Equality Test Between Two Data Tables |
alloc.col | Over-allocation access |
anyDuplicated | Determine Duplicate Rows |
anyDuplicated.data.table | Determine Duplicate Rows |
as.character.ITime | Integer based date class |
as.chron.IDate | Integer based date class |
as.chron.ITime | Integer based date class |
as.data.table | Enhanced data.frame |
as.data.table.xts | Efficient xts to as.data.table conversion |
as.Date.IDate | Integer based date class |
as.IDate | Integer based date class |
as.IDate.Date | Integer based date class |
as.IDate.default | Integer based date class |
as.ITime | Integer based date class |
as.ITime.character | Integer based date class |
as.ITime.default | Integer based date class |
as.ITime.POSIXlt | Integer based date class |
as.ITime.times | Integer based date class |
as.list.IDate | Integer based date class |
as.POSIXct.IDate | Integer based date class |
as.POSIXct.ITime | Integer based date class |
as.POSIXlt.ITime | Integer based date class |
as.xts.data.table | Efficient data.table to xts conversion |
between | Convenience function for range subset logic. |
c.IDate | Integer based date class |
chgroup | Faster match of character vectors |
chmatch | Faster match of character vectors |
chorder | Faster match of character vectors |
CJ | Creates a Join data table |
class:data.table | S4 Definition for data.table |
copy | Copy an entire object |
cut.IDate | Integer based date class |
data.table | Enhanced data.frame |
data.table-class | S4 Definition for data.table |
dcast | Fast dcast for data.table |
dcast.data.table | Fast dcast for data.table |
duplicated | Determine Duplicate Rows |
duplicated.data.table | Determine Duplicate Rows |
fastorder | Fast row reordering of a data.table by reference |
forder | Fast row reordering of a data.table by reference |
format.ITime | Integer based date class |
foverlaps | Fast overlap joins |
frank | Fast rank |
frankv | Fast rank |
fread | Fast and friendly file finagler |
getNumericRounding | Change or turn off numeric rounding |
haskey | Create key on a data table |
hour | Integer based date class |
IDate | Integer based date class |
IDate-class | Integer based date class |
IDateTime | Integer based date class |
IDateTime.default | Integer based date class |
is.data.table | Enhanced data.frame |
is.na.data.table | Enhanced data.frame |
ITime | Integer based date class |
ITime-class | Integer based date class |
J | Creates a Join data table |
key | Create key on a data table |
key2 | Create key on a data table |
key<- | Create key on a data table |
lag | Fast lead/lag for vectors and lists |
last | Last item of an object |
lead | Fast lead/lag for vectors and lists |
like | Convenience function for calling regexpr. |
mday | Integer based date class |
mean.IDate | Integer based date class |
melt | Fast melt for data.table |
melt.data.table | Fast melt for data.table |
merge | Merge Two Data Tables |
merge.data.table | Merge Two Data Tables |
month | Integer based date class |
na.omit | Remove rows with missing values on columns specified |
na.omit.data.table | Remove rows with missing values on columns specified |
Ops.data.table | Enhanced data.frame |
order | Fast row reordering of a data.table by reference |
patterns | Regex patterns to extract columns from data.table |
print.ITime | Integer based date class |
quarter | Integer based date class |
rank | Fast rank |
rbind | Makes one data.table from a list of many |
rbind.data.table | Makes one data.table from a list of many |
rbindlist | Makes one data.table from a list of many |
rep.IDate | Integer based date class |
rep.ITime | Integer based date class |
rleid | Generate run-length type group id |
rleidv | Generate run-length type group id |
round.IDate | Integer based date class |
seq.IDate | Integer based date class |
set | Assignment by reference |
set2key | Create key on a data table |
set2keyv | Create key on a data table |
setattr | Set attributes of objects by reference |
setcolorder | Fast column reordering of a data.table by reference |
setDF | Convert a data.table to data.frame by reference |
setDT | Convert lists and data.frames to data.table by reference |
setkey | Create key on a data table |
setkeyv | Create key on a data table |
setnames | Set attributes of objects by reference |
setNumericRounding | Change or turn off numeric rounding |
setorder | Fast row reordering of a data.table by reference |
setorderv | Fast row reordering of a data.table by reference |
shift | Fast lead/lag for vectors and lists |
SJ | Creates a Join data table |
split.IDate | Integer based date class |
strsplit | strsplit and transpose the resulting list efficiently |
subset | Subsetting data.tables |
subset.data.table | Subsetting data.tables |
tables | Display all objects of class 'data.table' |
test.data.table | Runs a set of tests. |
timetaken | Pretty print of time taken |
transform | Data table utilities |
transform.data.table | Data table utilities |
transpose | Efficient transpose of list |
truelength | Over-allocation access |
tstrsplit | strsplit and transpose the resulting list efficiently |
unique | Determine Duplicate Rows |
unique.data.table | Determine Duplicate Rows |
uniqueN | Determine Duplicate Rows |
wday | Integer based date class |
week | Integer based date class |
within | Data table utilities |
within.data.table | Data table utilities |
yday | Integer based date class |
year | Integer based date class |
%between% | Convenience function for range subset logic. |
%chin% | Faster match of character vectors |
%like% | Convenience function for calling regexpr. |
:= | Assignment by reference |
[.data.table | Enhanced data.frame |