IndexSetForQueryingStage.cpp File Reference

#include "StdConc.h"
#include "IndexSetForQueryingStage.h"
#include "ConcordAlgorithm.h"
#include "StringIndexator.h"
#include <fcntl.h>

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Macros
#define	OCCDEBUG(x)

Functions
void	DearchiveOccurrences (const DWORD *in_start, const DWORD *in_end, DWORD *out_start, DWORD &OutCount, bool bEnabled)
void	CompressOccurrences (const vector< DWORD > &In, vector< DWORD > &Out, bool bEnabled)
void	CompressPortion (vector< DWORD > &Archive, const vector< DWORD > &Body, DWORD Start, DWORD End, bool bArchiveOccurrences)

Variables
const size_t	MaxCompressRatio = 5
size_t	AllBytesRead = 0
const DWORD	OccurBufferSize = 512
	the size of the buffer, which is used to read occurrences from the disk More...

Macro Definition Documentation

OCCDEBUG

#define OCCDEBUG

(

x

)

Referenced by CIndexSetForQueryingStage::AddOccurs().

Function Documentation

DearchiveOccurrences()

void DearchiveOccurrences	(	const DWORD *	in_start,
		const DWORD *	in_end,
		DWORD *	out_start,
		DWORD &	OutCount,
		bool	bEnabled
	)

References DeconvertFromVariableInteger().

Referenced by CIndexSetForQueryingStage::AddOccurs().

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CompressOccurrences()

void CompressOccurrences	(	const vector< DWORD > &	In,
		vector< DWORD > &	Out,
		bool	bEnabled
	)

References ConvertToVariableInteger().

Referenced by CompressPortion().

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CompressPortion()

void CompressPortion	(	vector< DWORD > &	Archive,
		const vector< DWORD > &	Body,
		DWORD	Start,
		DWORD	End,
		bool	bArchiveOccurrences
	)

References CompressOccurrences().

Referenced by CIndexSetForQueryingStage::BuildPeriodsDivisionAndCompress().

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Variable Documentation

MaxCompressRatio

const size_t MaxCompressRatio = 5

Referenced by CIndexSetForQueryingStage::AddOccurs().

AllBytesRead

size_t AllBytesRead = 0

OccurBufferSize

const DWORD OccurBufferSize = 512

the size of the buffer, which is used to read occurrences from the disk

Referenced by CIndexSetForQueryingStage::AddOccurs(), and CIndexSetForQueryingStage::BuildPeriodsDivisionAndCompress().