Add support for object sections

Sections are an optimization mechanism that allows the partitioning of
data members of a persistent class into groups that can be separately
loaded and/or updated.

1 files changed, 14 insertions, 0 deletions

diff --git a/odb/oracle/database.hxx b/odb/oracle/database.hxx
index c29453b..3fe5de2 100644
--- a/odb/oracle/database.hxx
+++ b/odb/oracle/database.hxx
@@ -127,6 +127,12 @@ namespace odb
       void
       load (const typename object_traits<T>::id_type& id, T& object);
 
+      // Load (or reload, if it is already loaded) a section of an object.
+      //
+      template <typename T>
+      void
+      load (T& object, section&);
+
       // Reload an object.
       //
       template <typename T>
@@ -197,6 +203,14 @@ namespace odb
       void
       update (const typename object_traits<T>::pointer_type& obj_ptr);
 
+      // Update a section of an object. Throws the section_not_loaded
+      // exception if the section is not loaded. Note also that this
+      // function does not clear the changed flag if it is set.
+      //
+      template <typename T>
+      void
+      update (const T& object, const section&);
+
       // Make the object transient. Throw object_not_persistent if not
       // found.
       //