cppgres::record Struct Reference

Runtime-typed value of record type. More...

#include <record.hpp>

Public Member Functions
	record (HeapTupleHeader heap_tuple, abstract_memory_context &ctx)
	record (HeapTupleHeader heap_tuple, abstract_memory_context &&ctx)
template<std::input_iterator Iter> requires convertible_into_nullable_datum<typename std::iterator_traits<Iter>::value_type>
	record (tuple_descriptor &tupdesc, Iter begin, Iter end)
template<convertible_into_nullable_datum... D>
	record (tuple_descriptor &tupdesc, D &&...args)
int	attributes () const
	Number of attributes in the record.
type	attribute_type (int n) const
	Type of attribute using a 0-based index.
std::string_view	attribute_name (int n) const
	Name of attribute using a 0-based index.
nullable_datum	get_attribute (int n)
	Get attribute value (datum) using a 0-based index.
nullable_datum	operator[] (std::string_view name)
	Get attribute by name.
nullable_datum	operator[] (int n)
	Get attribute by 0-based index.
	operator HeapTuple () const
tuple_descriptor	get_tuple_descriptor () const
	Returns tuple descriptor.
	record (const record &other)
	record (const record &&other)
record &	operator= (const record &other)

Friends
struct	datum_conversion< record >

Detailed Description

Runtime-typed value of record type.

These records don't have a structure known upfront, for example, when a value of this type (record) are passed into a function.

Member Function Documentation

attribute_name()

std::string_view cppgres::record::attribute_name ( int  n ) const

inline

Name of attribute using a 0-based index.

Exceptions

std::out_of_range

attribute_type()

type cppgres::record::attribute_type ( int  n ) const

inline

Type of attribute using a 0-based index.

Exceptions

std::out_of_range

get_attribute()

nullable_datum cppgres::record::get_attribute ( int  n )

inline

Get attribute value (datum) using a 0-based index.

Exceptions

std::out_of_range

operator[]() [1/2]

nullable_datum cppgres::record::operator[] ( int  n )

inline

Get attribute by 0-based index.

Exceptions

std::out_of_range

operator[]() [2/2]

nullable_datum cppgres::record::operator[] ( std::string_view  name )

inline

Get attribute by name.

Exceptions

std::out_of_range

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

• src/cppgres/record.hpp