cudf::io::orc_column_schema Struct Reference

Schema of an ORC column, including the nested columns. More...

#include <orc_metadata.hpp>

Public Member Functions
	orc_column_schema (std::string_view name, orc::TypeKind type, std::vector< orc_column_schema > children)
	constructor More...
auto	name () const
	Returns ORC column name; can be empty. More...
auto	type_kind () const
	Returns ORC type of the column. More...
auto const &	children () const &
	Returns schemas of all child columns. More...
auto	children () &&
	Returns schemas of all child columns. More...
auto const &	child (int idx) const &
	Returns schema of the child with the given index. More...
auto	child (int idx) &&
	Returns schema of the child with the given index. More...
auto	num_children () const
	Returns the number of child columns. More...

Detailed Description

Schema of an ORC column, including the nested columns.

Definition at line 229 of file orc_metadata.hpp.

Constructor & Destructor Documentation

orc_column_schema()

cudf::io::orc_column_schema::orc_column_schema ( std::string_view  name, orc::TypeKind  type, std::vector< orc_column_schema >  children  )

inline

constructor

Parameters

name	column name
type	ORC type
children	child columns (empty for non-nested types)

Definition at line 238 of file orc_metadata.hpp.

Member Function Documentation

child() [1/2]

auto cudf::io::orc_column_schema::child ( int  idx ) &&

inline

Returns schema of the child with the given index.

Parameters

idx	child index

Returns

Child schema Child is moved out of the object (rvalues only).

Definition at line 285 of file orc_metadata.hpp.

child() [2/2]

auto const& cudf::io::orc_column_schema::child ( int  idx ) const &

inline

Returns schema of the child with the given index.

Parameters

idx	child index

Returns

Child schema

Definition at line 279 of file orc_metadata.hpp.

children() [1/2]

auto cudf::io::orc_column_schema::children ( ) &&

inline

Returns schemas of all child columns.

Returns

Children schemas Children array is moved out of the object (rvalues only).

Definition at line 270 of file orc_metadata.hpp.

children() [2/2]

auto const& cudf::io::orc_column_schema::children ( ) const &

inline

Returns schemas of all child columns.

Returns

Children schemas

Definition at line 264 of file orc_metadata.hpp.

name()

auto cudf::io::orc_column_schema::name ( ) const

inline

Returns ORC column name; can be empty.

Returns

Column name

Definition at line 250 of file orc_metadata.hpp.

num_children()

auto cudf::io::orc_column_schema::num_children ( ) const

inline

Returns the number of child columns.

Returns

Children count

Definition at line 292 of file orc_metadata.hpp.

type_kind()

auto cudf::io::orc_column_schema::type_kind ( ) const

inline

Returns ORC type of the column.

Returns

Column ORC type

Definition at line 257 of file orc_metadata.hpp.

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

• orc_metadata.hpp