Private Networking Patterns in Azure Database for Postgres Flexible Server

kunlk - Correct when blog above  lists  three different VNET architectures , its talking about Azure-wide, through all the services. As per this blog and doc article you mention, Flexible Server at this time only supports VNET injection.  Quoting blog above -"As a service with dedicated resources and to fit architecture that strives for the highest level of network isolation and security, Azure Database for PostgreSQL – Flexible Server utilizes VNET Injection as its integration pattern with Azure networking."