datatable
v0.11.1
Getting Started
Installation
Getting started
Using datatable
User Guide
Name mangling
f
-expressions
Fread Examples
Grouping with
by
Row Functions
Comparison with R’s data.table
FTRL Model
API Reference
internal.
compiler_version()
frame_column_data_r()
frame_columns_virtual()
frame_integrity_check()
get_thread_ids()
in_debug_mode()
regex_supported()
math.
abs()
arccos()
arcosh()
arcsin()
arctan()
arsinh()
artanh()
atan2()
cbrt()
ceil()
copysign()
cos()
cosh()
deg2rad()
e
erf(x)
erfc(x)
exp(x)
exp2(x)
expm1(x)
fabs()
floor()
fmod()
gamma()
golden
hypot()
inf
isclose()
isfinite()
isinf()
isna()
ldexp()
lgamma()
log()
log10()
log1p()
log2()
logaddexp()
logaddexp2()
nan
pi
pow()
rad2deg()
rint()
round()
sign()
signbit()
sin()
sinh()
sqrt()
square()
tan()
tanh()
tau
trunc()
models.
Ftrl
.__init__()
.alpha
.beta
.colnames
.colname_hashes
.double_precision
.feature_importances
.fit()
.interactions
.labels
.lambda1
.lambda2
.model
.model_type
.model_type_trained
.mantissa_nbits
.nbins
.negative_class
.nepochs
.params
.predict()
.reset()
aggregate()
kfold()
kfold_random()
options.
debug
arg_max_size
enabled
logger
report_args
display
allow_unicode
head_nrows
interactive
max_column_width
max_nrows
tail_nrows
use_colors
frame
names_auto_index
names_auto_prefix
fread
log
progress
allow_interruption
callback
clear_on_success
enabled
min_duration
updates_per_second
nthreads
FExpr
.__add__()
.__and__()
.__bool__()
.__eq__()
.__floordiv__()
.__ge__()
.__gt__()
.__init__()
.__invert__()
.__le__()
.__lshift__()
.__lt__()
.__mod__()
.__mul__()
.__ne__()
.__neg__()
.__or__()
.__pos__()
.__pow__()
.__repr__()
.__rshift__()
.__sub__()
.__truediv__()
.__xor__()
.extend()
.len()
.re_match()
.remove()
Frame
.__init__()
.__copy__()
.__delitem__()
.__getitem__()
.__getstate__()
.__iter__()
.__len__()
.__repr__()
.__reversed__()
.__setitem__()
.__sizeof__()
.__str__()
.cbind()
.colindex()
.copy()
.export_names()
.head()
.key
.keys()
.ltypes
.materialize()
.names
.ncols
.nrows
.rbind()
.replace()
.shape
.sort()
.source
.stype
.stypes
.tail()
.to_csv()
.to_dict()
.to_jay()
.to_list()
.to_numpy()
.to_pandas()
.to_tuples()
.view()
ltype
.__new__()
.stypes
Namespace
.__getitem__()
.__getattribute__()
stype
.__call__()
.__new__()
.ctype
.dtype
.ltype
.max
.min
.struct
build_info
by()
cbind()
corr()
count()
cov()
cut()
dt
f
first()
fread()
g
init_styles()
ifelse()
intersect()
iread()
join()
last()
max()
mean()
median()
min()
qcut()
rowall()
rowany()
rowcount()
rowfirst()
rowlast()
rowmax()
rowmean()
rowmin()
rowsd()
rowsum()
rbind()
repeat()
sd()
setdiff()
shift()
sort()
split_into_nhot()
symdiff()
sum()
union()
unique()
update()
Development
Contributing
Contributing documentation
Creating a new FExpr
Release History
Version 0.11.1
Version 0.11.0
Version 0.10.1
Version 0.10.0
Version 0.9.0
Version 0.8.0
Version 0.7.0
Version 0.6.0
Version 0.5.0
Version 0.4.0
Version 0.3.2
Version 0.3.1
Version 0.3.0
Version 0.2.2
Version 0.2.1
Contributors
datatable
»
User Guide
Edit on GitHub
User Guide
¶
Name mangling
Examples
f
-expressions
Single-column selector
Multi-column selector
Modifying a columnset
Fread Examples
Read Data
Detect Thousand Separator
Specify the Delimiter
Dealing with Null Values and Blank Rows
Dealing with Column Names
Row Selection
Setting Column Type
Selecting Columns
Grouping with
by
Aggregation
Filtration
Transformation
Groupby on Boolean Expressions
More Examples
Row Functions
Rowall, Rowany
Rowfirst, Rowlast
Rowmax, Rowmin
Rowsum, Rowmean, Rowcount, Rowsd
More Examples
Comparison with R’s data.table
Subsetting Rows
Selecting Columns
Subset rows and Select/Aggregate
Grouping with
by()
Add/Update/Delete Columns
Joins
Functions in R/data.table not yet implemented
FTRL Model
FTRL Model Information
Create an FTRL Model
FTRL Model Parameters
Training a Model
Resetting a Model
Making Predictions
Feature Importances
Feature Interactions
Further Reading
Read the Docs
v: v0.11.1
Versions
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