Take advantage of connection resiliency in EF Core to detect errors and retry commands and enable your ASP.NET Core application to overcome transient faults.

Using exception filters in ASP.NET Web API Exception filters are filters that can be used to handle unhandled exceptions that are generated in your Web API controller methods.

Your Web host should be able to help you with this information if you cannot find it. Connect to your database. You will need to use one or more server side scripts to connect to your database.