taco::NullableDatumRef Class Reference

#include <base/datum.h>

Inheritance diagram for taco::NullableDatumRef:

Public Member Functions
	NullableDatumRef (const Datum &d)
	NullableDatumRef (const DatumRef &d)
	NullableDatumRef (const NullableDatumRef &)=default
NullableDatumRef &	operator= (const NullableDatumRef &)=default
	operator DatumRef () const
constexpr bool	isnull () const
Public Member Functions inherited from taco::datum_impl::DatumRefVarlenGetters< NullableDatumRef >
constexpr const char *	GetVarlenBytes () const
	Returns the variable-length value of a datum as an array of bytes. More...
constexpr uint32_t	GetVarlenSize () const
	Returns the length of the variable-length value of a datum. More...
constexpr absl::string_view	GetVarlenAsStringView () const
constexpr Datum &	GetDatum () const
	Returns a reference to the underlying datum if this references one with a variable-length value. More...
Datum	DeepCopy (bool isbyref) const
	Returns a new Datum that is a deep copy of the underlying datum. More...

Private Attributes
bool	m_isnull
datum_impl::DatumRep	m_val

Friends
class	datum_impl::NonVarlenGetters< NullableDatumRef >

Constructor & Destructor Documentation

NullableDatumRef() [1/3]

taco::NullableDatumRef::NullableDatumRef ( const Datum &  d )

inline

NullableDatumRef() [2/3]

taco::NullableDatumRef::NullableDatumRef ( const DatumRef &  d )

inline

NullableDatumRef() [3/3]

taco::NullableDatumRef::NullableDatumRef ( const NullableDatumRef &  )

default

Member Function Documentation

isnull()

constexpr bool taco::NullableDatumRef::isnull ( ) const

inlineconstexpr

operator DatumRef()

taco::NullableDatumRef::operator DatumRef ( ) const

inline

operator=()

NullableDatumRef& taco::NullableDatumRef::operator= ( const NullableDatumRef &  )

default

Friends And Related Function Documentation

datum_impl::NonVarlenGetters< NullableDatumRef >

friend class datum_impl::NonVarlenGetters< NullableDatumRef >

friend

Member Data Documentation

m_isnull

bool taco::NullableDatumRef::m_isnull

private

m_val

datum_impl::DatumRep taco::NullableDatumRef::m_val

private

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

• base/datum.h