Projection

TableFrame.drop	Discard columns from the TableFrame.
TableFrame.item	Returns a scalar value if the TableFrame contains exactly one user column and one row.
TableFrame.rename	Rename columns from the TableFrame.
TableFrame.select	Select column(s) from the TableFrame.
TableFrame.udf	Apply a user-defined function (UDF) to the columns resolved by expr.
TableFrame.unnest	Expand one or more struct columns so that each field within the struct becomes a separate column in the TableFrame.
TableFrame.with_columns	Add columns to the TableFrame.
all	Select all columns in a TableFrame.
alpha	Select all columns with names made up of only alphabetic characters.
alphanumeric	Select all columns whose names contain only letters and digits.
binary	Select all columns of binary (bytes) data type.
boolean	Select all columns of boolean data type.
by_dtype	Select all columns of the specified data type.
by_index	Select columns by their position in the TableFrame.
by_name	Select all columns whose names match any given names.
categorical	Select all columns with categorical data type.
contains	Select all columns whose names contain one or more of the given substrings.
date	Select all columns of date data type.
datetime	Select all columns of datetime data type.
decimal	Select all columns of decimal data type.
digit	Select all columns whose names consist only of digit characters.
duration	Select all columns of duration data type.
ends_with	Select all columns whose names end with any of the given suffixes.
exclude	Exclude specific columns from selection by name, data type, expression, or selector.
first	Select the first column in the TableFrame.
float	Select all columns of float data types.
integer	Select all columns with integer data types.
last	Select the last column in the TableFrame.
matches	Select all columns whose names match a regular expression pattern.
numeric	Select all columns of numeric data types.
object	Select all columns of object data type.
signed_integer	Select all columns of signed integer data types.
starts_with	Select all columns whose names start with any of the given prefixes.
string	Select all columns of string or categorical data type.
temporal	Select all columns of temporal data types.
time	Select columns of Python time values.
unsigned_integer	Select all columns of unsigned integer data types.