Search Toolkit Book for impl::CCachedRowInfo

#include <dbapi/driver/impl/dbapi_driver_utils.hpp>

Inheritance diagram for impl::CCachedRowInfo:

Collaboration diagram for impl::CCachedRowInfo:

Classes
struct	SInfo

Public Member Functions
	CCachedRowInfo (impl::CDB_Params &bindings)

virtual	~CCachedRowInfo (void)

virtual unsigned int	GetNum (void) const
	Get total number of columns in resultset. More...

virtual const string &	GetName (const CDBParamVariant &param, CDBParamVariant::ENameFormat format=CDBParamVariant::eSQLServerName) const
	Get name of column. More...

virtual unsigned int	GetIndex (const CDBParamVariant &param) const

virtual size_t	GetMaxSize (const CDBParamVariant &param) const
	Get maximum size in bytes for column. More...

virtual EDB_Type	GetDataType (const CDBParamVariant &param) const
	Get data type for column in the resultset. More...

virtual EDirection	GetDirection (const CDBParamVariant &param) const
	Get parameter's direction (in/out/inout). More...

void	Add (const string &name, size_t max_size, EDB_Type data_type=eDB_UnsupportedType, EDirection direction=eOut) const

Public Member Functions inherited from impl::CDBBindedParams
	CDBBindedParams (impl::CDB_Params &bindings, EOwnership ownership=eNoOwnership)

virtual const CDB_Object *	GetValue (const CDBParamVariant &param) const
	Get value of column. More...

virtual CDBParams &	Bind (const CDBParamVariant &param, CDB_Object *value, bool out_param=false)
	This method stores pointer to data. More...

virtual CDBParams &	Set (const CDBParamVariant &param, CDB_Object *value, bool out_param=false)
	This method stores copy of data. More...

virtual CDBParams *	SemiShallowClone (void) const
	Yield a lightweight copy of these parameters, sharing representations for variable-length datatypes. More...

Public Member Functions inherited from CDBParams
virtual	~CDBParams (void)

Protected Member Functions
virtual void	Initialize (void) const

bool	IsInitialized (void) const

void	SetInitialized () const

Private Member Functions
unsigned int	GetNumInternal (void) const

unsigned int	FindParamPosInternal (const string &name) const

Private Attributes
bool	m_Initialized

vector< SInfo >	m_Info

Additional Inherited Members
Public Types inherited from CDBParams
enum	EDirection { eIn , eOut , eInOut }

Detailed Description

Definition at line 140 of file dbapi_driver_utils.hpp.

Constructor & Destructor Documentation

◆ CCachedRowInfo()

impl::CCachedRowInfo::CCachedRowInfo ( impl::CDB_Params & bindings )

Definition at line 263 of file dbapi_driver_utils.cpp.

◆ ~CCachedRowInfo()

impl::CCachedRowInfo::~CCachedRowInfo ( void )

virtual

Definition at line 269 of file dbapi_driver_utils.cpp.

Member Function Documentation

◆ Add()

void impl::CCachedRowInfo::Add	(	const string &	name,
		size_t	max_size,
		EDB_Type	data_type = `eDB_UnsupportedType`,
		EDirection	direction = `eOut`
	)		const

inline

Definition at line 305 of file dbapi_driver_utils.hpp.

References m_Info, and SetInitialized().

Referenced by CMySQL_RowResult::CMySQL_RowResult(), CODBC_RowResult::CODBC_RowResult(), CTL_RowResult::CTL_RowResult(), and impl::CRowInfo_SP_SQL_Server::Initialize().

◆ FindParamPosInternal()

unsigned int impl::CCachedRowInfo::FindParamPosInternal ( const string & name ) const

private

Definition at line 285 of file dbapi_driver_utils.cpp.

References DATABASE_DRIVER_ERROR, i, Initialize(), IsInitialized(), and m_Info.

Referenced by GetDataType(), GetDirection(), GetIndex(), GetMaxSize(), and GetName().

◆ GetDataType()

EDB_Type impl::CCachedRowInfo::GetDataType ( const CDBParamVariant & param ) const

virtual

Get data type for column in the resultset.

Parameters

param Column number or name

Reimplemented from impl::CDBBindedParams.

Definition at line 366 of file dbapi_driver_utils.cpp.

References eDB_UnsupportedType, FindParamPosInternal(), CDBParamVariant::GetName(), GetNumInternal(), CDBParamVariant::GetPosition(), Initialize(), IsInitialized(), CDBParamVariant::IsPositional(), and m_Info.

◆ GetDirection()

CDBParams::EDirection impl::CCachedRowInfo::GetDirection ( const CDBParamVariant & param ) const

virtual

Get parameter's direction (in/out/inout).

Parameters

param Column number or name

Reimplemented from impl::CDBBindedParams.

Definition at line 386 of file dbapi_driver_utils.cpp.

References CDBParams::eOut, FindParamPosInternal(), CDBParamVariant::GetName(), GetNumInternal(), CDBParamVariant::GetPosition(), Initialize(), IsInitialized(), CDBParamVariant::IsPositional(), and m_Info.

◆ GetIndex()

unsigned int impl::CCachedRowInfo::GetIndex ( const CDBParamVariant & param ) const

virtual

Parameters

param Column number or name

Returns: Number of a columnn, which is corresponding to a name.

Reimplemented from impl::CDBBindedParams.

Definition at line 327 of file dbapi_driver_utils.cpp.

References DATABASE_DRIVER_ERROR, FindParamPosInternal(), CDBParamVariant::GetName(), CDBParamVariant::GetPosition(), Initialize(), IsInitialized(), and CDBParamVariant::IsPositional().

◆ GetMaxSize()

size_t impl::CCachedRowInfo::GetMaxSize ( const CDBParamVariant & param ) const

virtual

Get maximum size in bytes for column.

Parameters

col	Column number or name

Returns: Max number of bytes needed to hold the returned data.

Reimplemented from impl::CDBBindedParams.

Definition at line 346 of file dbapi_driver_utils.cpp.

References FindParamPosInternal(), CDBParamVariant::GetName(), GetNumInternal(), CDBParamVariant::GetPosition(), Initialize(), IsInitialized(), CDBParamVariant::IsPositional(), and m_Info.

◆ GetName()

const string & impl::CCachedRowInfo::GetName	(	const CDBParamVariant &	param,
		CDBParamVariant::ENameFormat	format = `CDBParamVariant::eSQLServerName`
	)		const