value accessor of column without null bitmask More...

Public Member Functions
	value_accessor (column_device_view const &_col)
	constructor More...

T	operator() (cudf::size_type i) const
	Returns the value of element at index `i` More...

Public Attributes
column_device_view const	col
	column view of column in device

Detailed Description

template<typename T>
struct cudf::detail::value_accessor< T >

value accessor of column without null bitmask

A unary functor returns scalar value at id. operator() (cudf::size_type id) computes element This functor is only allowed for non-nullable columns.

the return value for element i will return column[i]

Exceptions

cudf::logic_error	if the column is nullable.
cudf::logic_error	if column datatype and template T type mismatch.

Template Parameters

T	The type of elements in the column

Definition at line 803 of file column_device_view.cuh.

Constructor & Destructor Documentation

◆ value_accessor()

template<typename T >

cudf::detail::value_accessor< T >::value_accessor ( column_device_view const & _col )

inline

constructor

Parameters

[in] _col column device view of cudf column

Definition at line 811 of file column_device_view.cuh.

Member Function Documentation

◆ operator()()

template<typename T >

T cudf::detail::value_accessor< T >::operator() ( cudf::size_type i ) const

inline

Returns the value of element at index i

Parameters

[in] i index of element

Returns: value of element at index i

Definition at line 821 of file column_device_view.cuh.

The documentation for this struct was generated from the following file:

column_device_view.cuh

Public Member Functions