atom = ((CounterColumn) atom).markLocalToBeCleared();
int deletionTime = atom.getLocalDeletionTime();
if (deletionTime < Integer.MAX_VALUE)
{
tombstones.update(deletionTime);
}
minTimestamp = Math.min(minTimestamp, atom.minTimestamp());
maxTimestamp = Math.max(maxTimestamp, atom.maxTimestamp());
minColumnNames = ColumnNameHelper.minComponents(minColumnNames, atom.name(), metadata.comparator);
maxColumnNames = ColumnNameHelper.maxComponents(maxColumnNames, atom.name(), metadata.comparator);