Container versioning support

7 files changed, 28 insertions, 5 deletions

diff --git a/odb/pgsql/container-statements.hxx b/odb/pgsql/container-statements.hxx
index d77eec9..3dcecf2 100644
--- a/odb/pgsql/container-statements.hxx
+++ b/odb/pgsql/container-statements.hxx
@@ -10,6 +10,7 @@
 #include <cstddef> // std::size_t
 
 #include <odb/forward.hxx>
+#include <odb/schema-version.hxx>
 #include <odb/traits.hxx>
 
 #include <odb/pgsql/version.hxx>
@@ -61,6 +62,14 @@ namespace odb
         return functions_;
       }
 
+      //
+      //
+      const schema_version_migration&
+      version_migration () const {return *svm_;}
+
+      void
+      version_migration (const schema_version_migration& svm) {svm_ = &svm;}
+
       // Id image binding (external).
       //
       const binding&
@@ -205,6 +214,7 @@ namespace odb
       const char* delete_text_;
 
       bool versioned_;
+      const schema_version_migration* svm_;
 
       details::shared_ptr<insert_statement_type> insert_;
       details::shared_ptr<select_statement_type> select_;
diff --git a/odb/pgsql/container-statements.txx b/odb/pgsql/container-statements.txx
index 1af19bb..6b35690 100644
--- a/odb/pgsql/container-statements.txx
+++ b/odb/pgsql/container-statements.txx
@@ -24,7 +24,8 @@ namespace odb
           functions_ (this),
           insert_image_binding_ (0, 0),              // Initialized by impl.
           insert_image_native_binding_ (0, 0, 0, 0), // Initialized by impl.
-          select_image_binding_ (0, 0)               // Initialized by impl.
+          select_image_binding_ (0, 0),              // Initialized by impl.
+          svm_ (0)
     {
       functions_.insert_ = &traits::insert;
       functions_.select_ = &traits::select;
diff --git a/odb/pgsql/polymorphic-object-result.txx b/odb/pgsql/polymorphic-object-result.txx
index 233d7ce..d2504eb 100644
--- a/odb/pgsql/polymorphic-object-result.txx
+++ b/odb/pgsql/polymorphic-object-result.txx
@@ -139,7 +139,7 @@ namespace odb
         idb.version++;
       }
 
-      object_traits::load_ (statements_, *pobj);
+      tc_.load_ (statements_, *pobj, false);
 
       // Load the dynamic part of the object unless static and dynamic
       // types are the same.
diff --git a/odb/pgsql/polymorphic-object-statements.txx b/odb/pgsql/polymorphic-object-statements.txx
index cc8d31a..694c3e9 100644
--- a/odb/pgsql/polymorphic-object-statements.txx
+++ b/odb/pgsql/polymorphic-object-statements.txx
@@ -145,7 +145,7 @@ namespace odb
 
       object_traits::callback (db, obj, callback_event::pre_load);
       tc.init (obj, sts.image (), &db);
-      object_traits::load_ (sts, obj); // Load containers, etc.
+      tc.load_ (sts, obj, false); // Load containers, etc.
 
       rsts.load_delayed (svm);
 
diff --git a/odb/pgsql/simple-object-result.txx b/odb/pgsql/simple-object-result.txx
index 02d8e6d..8466303 100644
--- a/odb/pgsql/simple-object-result.txx
+++ b/odb/pgsql/simple-object-result.txx
@@ -78,7 +78,7 @@ namespace odb
         idb.version++;
       }
 
-      object_traits::load_ (statements_, obj);
+      tc_.load_ (statements_, obj, false);
       statements_.load_delayed (tc_.version ());
       l.unlock ();
       object_traits::callback (this->db_, obj, callback_event::post_load);
diff --git a/odb/pgsql/simple-object-statements.txx b/odb/pgsql/simple-object-statements.txx
index 5933aa5..ae96008 100644
--- a/odb/pgsql/simple-object-statements.txx
+++ b/odb/pgsql/simple-object-statements.txx
@@ -129,7 +129,7 @@ namespace odb
 
           // Load containers, etc.
           //
-          object_traits::load_ (static_cast<STS&> (*this), *l.obj);
+          tc.load_ (static_cast<STS&> (*this), *l.obj, false);
 
           if (!delayed_.empty ())
             load_delayed_<STS> (svm);
diff --git a/odb/pgsql/traits-calls.hxx b/odb/pgsql/traits-calls.hxx
index 5f2e11b..ee91e62 100644
--- a/odb/pgsql/traits-calls.hxx
+++ b/odb/pgsql/traits-calls.hxx
@@ -71,6 +71,12 @@ namespace odb
       {
         return traits::find_ (sts, id);
       }
+
+      static void
+      load_ (typename traits::statements_type& sts, T& o, bool reload)
+      {
+        return traits::load_ (sts, o, reload);
+      }
     };
 
     template <typename T>
@@ -121,6 +127,12 @@ namespace odb
         return traits::find_ (sts, id, svm_);
       }
 
+      void
+      load_ (typename traits::statements_type& sts, T& o, bool reload) const
+      {
+        return traits::load_ (sts, o, reload, svm_);
+      }
+
     private:
       const schema_version_migration& svm_;
     };