// Cannot go through the current ALTER flow as the new value may appear to be the same,
// triggering NONE change, but should still take affect as values may have been allocated.
if((elements.size() == 1) && isRestartWithNode(modNode)) {
Sequence curSeq = column.getIdentityGenerator();
if(curSeq == null) {
throw new ColumnNotGeneratedException(column);
}
AkibanInformationSchema aisCopy = new AkibanInformationSchema();
Sequence newSeq = Sequence.create(aisCopy,
curSeq.getSchemaName(),
curSeq.getSequenceName().getTableName(),