Configure the connection pool size and overflow when connecting to Cloud SQL for PostgreSQL by using the ADO.NET Connection object.
For detailed documentation that includes this code sample, see the following:
To authenticate to Cloud SQL for PostgreSQL, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.
// MaxPoolSize sets maximum number of connections allowed in the pool. connectionString.MaxPoolSize = 5; // MinPoolSize sets the minimum number of connections in the pool. connectionString.MinPoolSize = 0;
To search and filter code samples for other Google Cloud products, see the Google Cloud sample browser.