c-treeDB API for C++ - Developers Guide

CTRecord::RecordSetOn

Syntax

void RecordSetOn(NINT siglen)

Parameters

siglen [in] The number of key bytes.

Description

Activates record sets. After activating a record set, set the fields and index desired in the search, and then perform the search using the regular search functions. Notice that it is necessary to set the first siglen bytes from the index segments.

Return

None.

Example

// display all records in set - no error checking

void DisplayAll(CTRecord& pRec)

{

NINT count = 0;

pRec.Clear();

pRec.SetDefaultIndex("index_name");

pRec.SetFieldAsString(0, "silva");

pRec.RecordSetOn(5);

if (pRec.First())

{

count++;

PrintRecord(pRec);

}

while (pRec.Next());

}

printf("%d records in set\n", count);

}