I recently learned that you can do cross database queries in Oracle using database links.
You need to prefix your objects with the right schema/owner (for instance dbo.) and suffix with an @ sign followed by the database link name.
This query finds all configured database links:
select * from all_db_links;
–jeroen
via: Ask Tom “database link”.
Filed under: Database Development, Development, OracleDB Image may be NSFW.
Clik here to view.

Clik here to view.

Clik here to view.

Clik here to view.

Clik here to view.

Clik here to view.

Clik here to view.

Clik here to view.
