How well does Nuxeo work with Multi-Master Replication solutions from Oracle, Microsoft, or the recently-released EnterpriseDB Postgres Plus Multi-Master Replication with xDB Replication Server?

Does Nuxeo's dynamic DDL techniques cause problems?

Do all Nuxeo tables have primary keys defined as required by xDB Replication Server?

How susceptible is Nuxeo to conflicting edits and how well do automatic conflict resolution policies address these?