lintel::postgresql::Result Class Reference

#include <Result.h>

Public Member Functions
	Result (PGresult *res)
	~Result ()
bool	isState (ExecStatusType status) const
std::string	getValue (int row, int attribute) const
int	getNumOfAttributes () const
int	getSize () const
db::Arguments &	of (std::size_t pos)

Detailed Description

Wraps a PostgreSQL PGresult and provides row/column access.

Constructor & Destructor Documentation

Result()

lintel::postgresql::Result::Result ( PGresult *  res )

explicit

Constructs a Result from a PGresult pointer, taking ownership.

Parameters

res	the PGresult pointer

~Result()

lintel::postgresql::Result::~Result

(

)

Destructor, frees the PGresult.

Member Function Documentation

getNumOfAttributes()

int lintel::postgresql::Result::getNumOfAttributes

(

)

const

Returns

the number of columns in the result

getSize()

int lintel::postgresql::Result::getSize

(

)

const

Returns

the number of rows in the result

getValue()

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

Retrieves a value at the given row and column.

Parameters

row	the row index
attribute	the column index

Returns

the value as a string

isState()

bool lintel::postgresql::Result::isState

(

ExecStatusType

status

)

const

Checks whether the result has the given execution status.

Parameters

status

the expected ExecStatusType

Returns

true if the result status matches

of()

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

(

std::size_t

pos

)

Accesses a row's arguments (mutable).

Parameters

pos	the row index

Returns

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/postgresql/Result.h