m::storage::DataLayout::Leaf Struct Reference

The Leaf represents exactly one attribue. More...

#include <DataLayout.hpp>

Inheritance diagram for m::storage::DataLayout::Leaf:

Collaboration diagram for m::storage::DataLayout::Leaf:

Public Member Functions
const m::Type *	type () const
	Returns the Type of this Leaf.
size_type	index () const
	Returns the index assigned to this Leaf.
size_type	num_tuples () const override
	‍returns the number of tuples represented by an instance of this node
void	accept (ConstDataLayoutVisitor &v) const override

Private Member Functions
	Leaf (const m::Type *type, size_type idx)

Private Attributes
const m::Type *	type_
	‍the Type of the attribute represented by this Leaf
size_type	idx_
	‍an index that must be unique within the entire DataLayout

Friends
struct	DataLayout
struct	INode

Detailed Description

The Leaf represents exactly one attribue.

It holds the Type of the Attribute together with a unique index. With the unique index it is possible to associate the Attribute to this Leaf.

Definition at line 72 of file DataLayout.hpp.

Constructor & Destructor Documentation

Leaf()

m::storage::DataLayout::Leaf::Leaf ( const m::Type *  type, size_type  idx  )

inlineprivate

Definition at line 83 of file DataLayout.hpp.

Member Function Documentation

accept()

void DataLayout::Leaf::accept ( ConstDataLayoutVisitor &  v ) const

overridevirtual

Implements m::storage::DataLayout::Node.

Definition at line 22 of file DataLayout.cpp.

index()

size_type m::storage::DataLayout::Leaf::index ( ) const

inline

Returns the index assigned to this Leaf.

Must be unique within the entire DataLayout.

Definition at line 89 of file DataLayout.hpp.

num_tuples()

size_type m::storage::DataLayout::Leaf::num_tuples ( ) const

inlineoverridevirtual

‍returns the number of tuples represented by an instance of this node

Implements m::storage::DataLayout::Node.

Definition at line 91 of file DataLayout.hpp.

type()

const m::Type * m::storage::DataLayout::Leaf::type ( ) const

inline

Returns the Type of this Leaf.

Definition at line 87 of file DataLayout.hpp.

Friends And Related Function Documentation

DataLayout

friend struct DataLayout

friend

Definition at line 74 of file DataLayout.hpp.

INode

friend struct INode

friend

Definition at line 75 of file DataLayout.hpp.

Field Documentation

idx_

size_type m::storage::DataLayout::Leaf::idx_

private

‍an index that must be unique within the entire DataLayout

Definition at line 81 of file DataLayout.hpp.

type_

const m::Type* m::storage::DataLayout::Leaf::type_

private

‍the Type of the attribute represented by this Leaf

Definition at line 79 of file DataLayout.hpp.

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

• include/mutable/storage/DataLayout.hpp
• src/storage/DataLayout.cpp