HHH-19449 update migration guide and what's new

Author: gavinking

migration-guide.adoc

@@ -259,7 +259,6 @@ Also, `LockAcquisitionException` now extends `PessimisticLockException`.
 `Query#setOrder` was an incubating API added in support of Hibernate's Jakarta Data and Repositories implementations.
 It was never a great solution and has been replaced with a better alternative - link:{whatsNewBase}#QuerySpecification[QuerySpecification].
 
-
 [[misc-api]]
 === Miscellaneous
 
@@ -269,7 +268,7 @@ It was never a great solution and has been replaced with a better alternative -
 * Removed `Session.LockRequest` - use `LockOptions` instead
 * `SessionFactory.createEntityManager()` now returns `Session` for convenience
 * `CommonQueryContract.setFlushMode()` was deprecated in favor of `setQueryFlushMode` accepting a `QueryFlushMode`
-
+* Incubating interfaces `BindableType`, `OutputableType`, and `BindingContext` were moved to `org.hibernate.type`
 
 
 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

whats-new.adoc

@@ -231,6 +231,17 @@ This feature is considered incubating.
 ====
 
 
+[[metamode-param-binding]]
+== Use of metamodel in query parameter binding
+
+When an argument to a query parameter is of ambiguous type, the static metamodel may now be used to disambiguate.
+
+[source,java]
+session.createSelectionQuery("from Thing where uniqueKey = ?1")
+        .setParameter(1, key, Thing_.uniqueKey.getType())
+        .getSingleResult();
+
+
 [[enum-checks]]
 == Converted Enums and Check Constraints