This project provides tools or modules, including
- syncdb: Java application which transfers a result of a query to the table located in remote databases
- dblink_plus: PostgreSQL module which supports connections to other databases.
- pgsql_fdw: Foreign-data wrapper for external PostgreSQL servers. This can be installed on only 9.1.
- Foreign-data wrapper for external Oracle servers. This can be installed on only 9.1. This is just "a yet another implementation" for widely used and distributed at PGXN.