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cudf::detail::mutable_column_view_base Class Reference
Inheritance diagram for cudf::detail::mutable_column_view_base:
cudf::detail::column_view_base

Additional Inherited Members

- Public Member Functions inherited from cudf::detail::column_view_base
template<typename T = void, CUDF_ENABLE_IF(std::is_same_v< T, void > or is_rep_layout_compatible< T >()) >
T const * head () const noexcept
 Returns pointer to the base device memory allocation casted to the specified type. More...
 
template<typename T , CUDF_ENABLE_IF(is_rep_layout_compatible< T >()) >
T const * data () const noexcept
 Returns the underlying data casted to the specified type, plus the offset. More...
 
template<typename T , CUDF_ENABLE_IF(is_rep_layout_compatible< T >()) >
T const * begin () const noexcept
 Return first element (accounting for offset) after underlying data is casted to the specified type. More...
 
template<typename T , CUDF_ENABLE_IF(is_rep_layout_compatible< T >()) >
T const * end () const noexcept
 Return one past the last element after underlying data is casted to the specified type. More...
 
size_type size () const noexcept
 Returns the number of elements in the column. More...
 
bool is_empty () const noexcept
 Returns true if size() returns zero, or false otherwise. More...
 
data_type type () const noexcept
 Returns the element data_type More...
 
bool nullable () const noexcept
 Indicates if the column can contain null elements, i.e., if it has an allocated bitmask. More...
 
size_type null_count () const
 Returns the count of null elements. More...
 
size_type null_count (size_type begin, size_type end) const
 Returns the count of null elements in the range [begin, end) More...
 
bool has_nulls () const
 Indicates if the column contains null elements, i.e., null_count() > 0 More...
 
bool has_nulls (size_type begin, size_type end) const
 Indicates if the column contains null elements in the range [begin, end), i.e., null_count(begin, end) > 0 More...
 
bitmask_type const * null_mask () const noexcept
 Returns raw pointer to the underlying bitmask allocation. More...
 
size_type offset () const noexcept
 Returns the index of the first element relative to the base memory allocation, i.e., what is returned from head<T>(). More...
 
- Protected Member Functions inherited from cudf::detail::column_view_base
 column_view_base (column_view_base const &)=default
 Copy constructor.
 
 column_view_base (column_view_base &&)=default
 Move constructor.
 
column_view_baseoperator= (column_view_base const &)=default
 Copy assignment operator. More...
 
column_view_baseoperator= (column_view_base &&)=default
 Move assignment operator. More...
 
 column_view_base (data_type type, size_type size, void const *data, bitmask_type const *null_mask, size_type null_count, size_type offset=0)
 Construct a column_view_base from pointers to device memory for the elements and bitmask of the column. More...
 
- Protected Attributes inherited from cudf::detail::column_view_base
data_type _type {type_id::EMPTY}
 Element type.
 
size_type _size {}
 Number of elements.
 
void const * _data {}
 Pointer to device memory containing elements.
 
bitmask_type const * _null_mask {}
 
size_type _null_count {}
 The number of null elements.
 
size_type _offset {}
 

Detailed Description

Definition at line 287 of file column_view.hpp.


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