No indexes are currently created on the materialized views.
If unique indexes are used, the foreign server could return duplicate entries which would break the automatic refresh. We can either accept that or try to handle it somehow. Otherwise non-unique indexes could be used.
No indexes are currently created on the materialized views.
If unique indexes are used, the foreign server could return duplicate entries which would break the automatic refresh. We can either accept that or try to handle it somehow. Otherwise non-unique indexes could be used.