UseSslStream causes every other connection to an RDS database to fail · Issue #576 · npgsql/npgsql · GitHub
![Connecting to a DB instance running the PostgreSQL database engine - Amazon Relational Database Service Connecting to a DB instance running the PostgreSQL database engine - Amazon Relational Database Service](https://docs.aws.amazon.com/images/AmazonRDS/latest/UserGuide/images/Postgres-Connect01.png)
Connecting to a DB instance running the PostgreSQL database engine - Amazon Relational Database Service
ERROR: "The JDBC driver class name org.postgresql.Driver in the connection does not match with the JDBC driver class name com.amazon.redshift.jdbc41.Driver used in the connection string" during EDP Data Preview
![Connecting to a DB instance running the PostgreSQL database engine - Amazon Relational Database Service Connecting to a DB instance running the PostgreSQL database engine - Amazon Relational Database Service](https://docs.aws.amazon.com/images/AmazonRDS/latest/UserGuide/images/PostgreSQL-endpoint.png)