An Azure relational database service.
HI @James Hackney ,
Thanks for your update.
Actually I am not familar with Azure SQL Database.
I did some research and found one useful article which introduces some detailed steps of cross-database query in Azure SQL Database.
After creating two tables in different Azure SQL database, you also need to create database scoped master key and credentials ,External data sources and External tables.
Please refer more details from below and check whether it is helpful:
Cross-database Query in Azure SQL Database
Best regards
Melissa
If the answer is helpful, please click "Accept Answer" and upvote it.
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.