declare OraDialect interface so different Ora drivers can properly implement this behaviour

dialect.go

@@ -145,3 +145,11 @@ func currentDatabaseAndTable(dialect Dialect, tableName string) (string, string)
 	}
 	return dialect.CurrentDatabase(), tableName
 }
+
+// OraDialect interface contains behaviors that differ that other databases and allows for each Ora driver to
+// implement custom behaviours
+type OraDialect interface {
+	// CreateWithReturningInto is called by gorm.createCallback(*Scope) and will create new entity while populating the identity ID into the primary key
+	// different drivers will have different ways of handling this behaviour for Ora
+	CreateWithReturningInto(*Scope)
+}