: Represents an in-memory block of tuples More...

Inheritance diagram for Vertica::VerticaBlock:

Collaboration diagram for Vertica::VerticaBlock:

Public Member Functions
	VerticaBlock (size_t ncols, int rowcount, const int *indices)

void	copy (const VerticaBlock &other)

template<class T >
const T *	getColPtr (size_t idx) const

template<>
const VString *	getColPtr (size_t idx) const

template<>
const VNumeric *	getColPtr (size_t idx) const

template<>
const VUuid *	getColPtr (size_t idx) const

template<class T >
T *	getColPtrForWrite (size_t idx)

template<>
VString *	getColPtrForWrite (size_t idx)

template<>
VNumeric *	getColPtrForWrite (size_t idx)

template<>
VUuid *	getColPtrForWrite (size_t idx)

template<class T >
const T &	getColRef (size_t idx)

template<class T >
T &	getColRefForWrite (size_t idx)

int	getColStride (size_t idx) const

const EE::DataArea *	getDataArea (size_t idx)

size_t	getNumCols () const

int	getNumRows () const

const SizedColumnTypes &	getTypeMetaData () const

SizedColumnTypes &	getTypeMetaData ()

void *	getVoidPtr ()

bool	remaining ()

void	setDataArea (size_t idx, void *dataarea)

Protected Member Functions
void	addCol (char *arg, int colstride, const VerticaType &dt, const std::string fieldName="")

void	addCol (const char *arg, int colstride, const VerticaType &dt, const std::string fieldName="")

bool	checkStringUserBlockInfo (size_t idx) const

bool	checkTimeUserBlockInfo (size_t idx) const

void	reset ()

void	resetIndex ()

void	setRowCount (int rowCount)

void	validateStringColumn (size_t idx, const VString &s, size_t colLength) const

Protected Attributes
std::vector< char * >	cols

std::vector< int >	colstrides

int	count

int	index

const int *	indices

size_t	ncols

int	nrows

std::vector< BaseDataOID >	processBlockUserInfoVector

std::vector< VString >	svWrappers

SizedColumnTypes	typeMetaData

std::vector< VUuid >	uuWrappers

std::vector< VNumeric >	vnWrappers

Friends
class	::EE::Loader::ParquetParser

class	::EE::UserDefinedAggregate

class	::EE::UserDefinedAnalytic

class	::EE::UserDefinedProcess

class	::EE::UserDefinedTransform

class	AggregateFunction

class	Array::ScopedSeek

struct	CPPExecContext

class	VerticaBlockSerializer

Detailed Description

: Represents an in-memory block of tuples

Member Function Documentation

void Vertica::VerticaBlock::addCol	(	char *	arg,
		int	colstride,
		const VerticaType &	dt,
		const std::string	fieldName = `""`
	)

inlineprotected

Add the location for reading a particular argument.

Parameters

arg	The base location to find data.
colstride	The stride between data instances.
dt	The type of input.
fieldname	the name of the field

Referenced by Vertica::ParamWriter::setAllocator().

template<class T >

const T* Vertica::VerticaBlock::getColPtr ( size_t idx ) const

inline

Returns: a pointer to the idx'th argument, cast appropriately.

Example:

const vint *a = arg_reader->getColPtr<vint>(0);

Referenced by Vertica::PartitionWriter::copyFromInput().

template<class T >

const T& Vertica::VerticaBlock::getColRef ( size_t idx )

inline

Returns: a pointer to the idx'th argument, cast appropriately.

Example: const vint a = arg_reader->getColRef<vint>(0);

size_t Vertica::VerticaBlock::getNumCols ( ) const

inline

Returns: the number of columns held by this block.

int Vertica::VerticaBlock::getNumRows ( ) const

inline

Returns: the number of rows held by this block.

const SizedColumnTypes& Vertica::VerticaBlock::getTypeMetaData ( ) const

inline

Returns: information about the types and numbers of arguments

Referenced by Vertica::PartitionWriter::copyFromInput().

SizedColumnTypes& Vertica::VerticaBlock::getTypeMetaData ( )

inline

Returns: information about the types and numbers of arguments

bool Vertica::VerticaBlock::remaining ( )

inline

Returns: the number of entries remaining in the block

Public Member Functions

Protected Member Functions

Protected Attributes

Friends

Detailed Description

Member Function Documentation