lintel::db::Result Class Reference

#include <Result.h>

Classes
class	ConstIterator
class	Iterator

Public Member Functions
Iterator	begin ()
Iterator	end ()
ConstIterator	begin () const
ConstIterator	end () const
	Result ()=default
	~Result ()
	Result (std::shared_ptr< postgresql::Result > result)
	Result (std::shared_ptr< sqlite::Result > result)
std::string	getValue (int row, int attribute) const
Arguments &	of (std::size_t pos)
const Arguments &	of (std::size_t pos) const
int	getNumOfAttributes () const
int	getSize () const

Detailed Description

Unified query result wrapping either a PostgreSQL or SQLite result. Supports random-access iteration over rows, each row being an Arguments object.

Constructor & Destructor Documentation

Result() [1/3]

lintel::db::Result::Result ( )

default

Default constructor.

~Result()

lintel::db::Result::~Result

(

)

Destructor.

Result() [2/3]

lintel::db::Result::Result ( std::shared_ptr< postgresql::Result >  result )

explicit

Constructs a result wrapping a PostgreSQL result.

Parameters

result

the PostgreSQL result shared pointer

Result() [3/3]

lintel::db::Result::Result ( std::shared_ptr< sqlite::Result >  result )

explicit

Constructs a result wrapping an SQLite result.

Parameters

result

the SQLite result shared pointer

Member Function Documentation

begin() [1/2]

Iterator lintel::db::Result::begin ( )

inline

Returns

mutable iterator to the first row

begin() [2/2]

ConstIterator lintel::db::Result::begin ( ) const

inline

Returns

const iterator to the first row

end() [1/2]

Iterator lintel::db::Result::end ( )

inline

Returns

mutable iterator past the last row

end() [2/2]

ConstIterator lintel::db::Result::end ( ) const

inline

Returns

const iterator past the last row

getNumOfAttributes()

int lintel::db::Result::getNumOfAttributes

(

)

const

Returns

the number of columns/attributes in the result

getSize()

int lintel::db::Result::getSize

(

)

const

Returns

the number of rows in the result

getValue()

std::string lintel::db::Result::getValue	(	int	row,
		int	attribute
	)		const

Retrieves a value at the given row and attribute.

Parameters

row	the row index
attribute	the attribute (column) index

Returns

the value as a string

of() [1/2]

Arguments & lintel::db::Result::of

(

std::size_t

pos

)

Accesses a row as Arguments (mutable).

Parameters

pos	the row index

Returns

reference to the Arguments for that row

of() [2/2]

const Arguments & lintel::db::Result::of

(

std::size_t

pos

)

const

Accesses a row as Arguments (const).

Parameters

pos	the row index

Returns

const reference to the Arguments for that row

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

• src/include/lintel/core/persistence/Result.h