Creating database link
Create and Configure Database Link in Autonomous Database (Doc ID 2592265.1)
https://database-heartbeat.com/2024/09/23/create-dblink-adb-azure/
https://medium.com/@andrea.dal84_3885/autonomous-ai-database-and-cross-region-database-link-3a6b6e4f65c8
https://www.ateam-oracle.com/post/connect-to-a-private-adw
https://blogs.oracle.com/datawarehousing/4-ways-to-connect-to-autonomous-database-on-a-private-network
