object_references: implement partitioning for the PostgreSQL version
This implements table partitioning for the object_references storage in PostgreSQL.
This will allow us to prune the data that's been integrated in the live version of swh.graph
Staging instance, all changes can be removed at any time
This implements table partitioning for the object_references storage in PostgreSQL.
This will allow us to prune the data that's been integrated in the live version of swh.graph