Data Source=rm-wz9yj5x8e1***;Initial Catalog=***;user id=***;password=***;Convert Zero Datetime=True;CertificateFile=E:\mysqlssl\ApsaraDB-CA-Chain\ApsaraDB-CA-Chain.pem;CertificatePassword=***;SslMode=Required;報錯  An error occurred accessing the database. This usually means that the connection to the database failed. Check that the connection string is correct and that the appropriate DbContext constructor is being used to specify it or find it in the application's config file. See http://go.microsoft.com/fwlink/?LinkId=386386 for information on DbContext and connections. See the inner exception for details of the failure.數據庫用的是阿里云的ssl證書 RDS mysql數據庫，阿里云下載證書包含pem、p7b、jks三種格式,只讀賬號不需要ssl證書，測試可以連接，讀寫賬號需要ssl證書以上是證書連接方式。請較各位大神，求解