Open a TCP connection to Cloud SQL for PostgreSQL by using an ADO.NET Connection object.
Explore further
For detailed documentation that includes this code sample, see the following:
- About connection options
- Connect from App Engine flexible environment
- Connect from App Engine standard environment
- Connect from Cloud Build
- Connect from Cloud Run
- Connect using the AlloyDB Auth Proxy
- Connect using the Cloud SQL Auth Proxy
- Manage database connections
Code sample
C#
To authenticate to Cloud SQL for PostgreSQL, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.
What's next
To search and filter code samples for other Google Cloud products, see the Google Cloud sample browser.