refactored to its own file: it defines an interface for ora specific behaviours, especially when handling last insert id

dialect_ora.go

@@ -0,0 +1,8 @@
+package gorm
+
+// OraDialect interface 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)
+}