IdentifierFactory idFactory = storeMgr.getIdentifierFactory();
Iterator<CandidateKey> cks = candidateKeysByMapField.values().iterator();
while (cks.hasNext())
{
DatastoreIdentifier ckName = idFactory.newCandidateKeyIdentifier(this, ++ckNum);
CandidateKey ck = cks.next();
ck.setName(ckName.getIdentifierName());
String ckSql = dba.getAddCandidateKeyStatement(ck, idFactory);
if (ckSql != null)