NABoolean TableDesc::hasIdentityColumnInClusteringKey() const
{
ValueIdSet pKeyColumns = clusteringIndex_->getIndexKey();
NAColumn * column = NULL;
for(ValueId id = pKeyColumns.init(); pKeyColumns.next(id);
pKeyColumns.advance(id))
{
column = id.getNAColumn();
if (column && column->isIdentityColumn())
return TRUE;
}
return FALSE;
}
// -----------------------------------------------------------------------
// TableDesc::getIdentityColumn()
// -----------------------------------------------------------------------
void TableDesc::getIdentityColumn(ValueIdList &columnList) const
{
for (CollIndex i = 0; i < colList_.entries(); i++)
{
ValueId valId = colList_[i];
NAColumn *column = valId.getNAColumn();
if (column->isIdentityColumn())
{
columnList.insert(valId);
break; // Break when you find the first,
// as there can only be one Identity column per table.
}
}
}
