c-treeDB API for C++ - Developers Guide

CTSegment::GetStatus

Retrieves the status of the segment object.

Declaration

ULONG CTSegment::GetStatus() const;

Description

Retrieves the status of a segment object. The status of the segment handle is a bit map describing one or more changes that have occurred to the segment object.

Return

CTSegment::GetStatus() returns a bitmap of the following:

Value	Symbolic Constant	Explanation
0x00	CTDBISEG_OLD	Original segment as read from file
0x01	CTDBISEG_NEW	Segment added or inserted
0x02	CTDBISEG_DEL	Original segment deleted
0x04	CTDBISEG_MOVED	Original segment moved
0x10	CTDBISEG_MODE	Segment mode changed
0x20	CTDBISEG_FIELD	Segment field changed

Example

// if any segment of an index has changed, call alter table

for (i = 0; i < hIndex->GetSegmentCount(); i++)

{

CTSegment hSeg = hIndex->GetSegment(i);

if (hSeg->GetStatus() != CTDBISEG_OLD)

hTable.Alter(CTDB_ALTER_NORMAL);

}