From a4ebbfe92e3974413410a142d66174d89b7be738 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 6 Sep 2013 13:15:22 +0200
Subject: Add soft-add test

---
 evolution/makefile            |    1 +
 evolution/soft-add/driver.cxx | 2047 +++++++++++++++++++++++++++++++++++++++++
 evolution/soft-add/makefile   |  143 +++
 evolution/soft-add/model.hxx  |  478 ++++++++++
 evolution/soft-add/test1.hxx  |   10 +
 evolution/soft-add/test2.hxx  |   12 +
 evolution/soft-add/test3.hxx  |   12 +
 7 files changed, 2703 insertions(+)
 create mode 100644 evolution/soft-add/driver.cxx
 create mode 100644 evolution/soft-add/makefile
 create mode 100644 evolution/soft-add/model.hxx
 create mode 100644 evolution/soft-add/test1.hxx
 create mode 100644 evolution/soft-add/test2.hxx
 create mode 100644 evolution/soft-add/test3.hxx

diff --git a/evolution/makefile b/evolution/makefile
index b58efb2..bbe0650 100644
--- a/evolution/makefile
+++ b/evolution/makefile
@@ -16,6 +16,7 @@ add-index        \
 drop-index       \
 combined         \
 embedded         \
+soft-add         \
 soft-delete      \
 version          \
 data             \
diff --git a/evolution/soft-add/driver.cxx b/evolution/soft-add/driver.cxx
new file mode 100644
index 0000000..4703a8a
--- /dev/null
+++ b/evolution/soft-add/driver.cxx
@@ -0,0 +1,2047 @@
+// file      : evolution/soft-add/driver.cxx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+// Test soft-add functionality.
+//
+
+#include <memory>   // std::auto_ptr
+#include <cassert>
+#include <iostream>
+
+#include <odb/database.hxx>
+#include <odb/transaction.hxx>
+#include <odb/schema-catalog.hxx>
+
+#include <common/common.hxx>
+
+#include "test2.hxx"
+#include "test3.hxx"
+#include "test2-odb.hxx"
+#include "test3-odb.hxx"
+
+using namespace std;
+using namespace odb::core;
+
+int
+main (int argc, char* argv[])
+{
+  try
+  {
+    auto_ptr<database> db (create_database (argc, argv, false));
+    bool embedded (schema_catalog::exists (*db));
+
+    // 1 - base version
+    // 2 - migration
+    // 3 - current version
+    //
+    unsigned short pass (*argv[argc - 1] - '0');
+
+    switch (pass)
+    {
+    case 1:
+      {
+        using namespace v3; // NOTE: not v2.
+
+        if (embedded)
+        {
+          transaction t (db->begin ());
+          schema_catalog::drop_schema (*db);
+          schema_catalog::drop_schema (*db, "2");
+          schema_catalog::create_schema (*db, "", false);
+          schema_catalog::migrate_schema (*db, 2);
+          t.commit ();
+        }
+
+        // Test basic soft-added member logic.
+        //
+        {
+          using namespace test2;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o (1);
+            o.str = "abc";
+            o.num = 123;
+            o.vec.push_back (123);
+            o.ptr = new object1 (1);
+            o.ptr->ptrs.push_back (&o);
+
+            transaction t (db->begin ());
+            db->persist (o);
+            db->persist (*o.ptr);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->str == "" && p->num == 123 &&
+                    p->vec.empty () && p->ptr == 0);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::num == 123));
+            result::iterator i (r.begin ());
+            assert (i != r.end () &&
+                    i->str == "" && i->num == 123 &&
+                    i->vec.empty () && i->ptr == 0);
+
+            try
+            {
+              db->query<object> (query::str == "abc"); // No such column.
+              assert (false);
+            }
+            catch (const odb::exception&) {}
+
+            t.commit ();
+          }
+
+          object o (2);
+          o.str = "bcd";
+          o.num = 234;
+          o.vec.push_back (234);
+          o.ptr = new object1 (2);
+          o.ptr->ptrs.push_back (&o);
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            db->persist (*o.ptr);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->str == "" && p->num == 234 &&
+                    p->vec.empty () && p->ptr == 0);
+            t.commit ();
+          }
+
+          o.str += 'e';
+          o.num++;
+          o.vec.modify (0)++;
+          delete o.ptr;
+          o.ptr = 0;
+
+          {
+            transaction t (db->begin ());
+            db->erase<object1> (2);
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->str == "" && p->num == 235 &&
+                    p->vec.empty () && p->ptr == 0);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase<object> (2);
+            t.commit ();
+          }
+        }
+
+        // Test empty statement handling (INSERT, UPDATE).
+        //
+        {
+          using namespace test3;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          object o;
+          o.str = "bcd";
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (o.id));
+            assert (p->str == "");
+            t.commit ();
+          }
+
+          o.str += 'e';
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (o.id));
+            assert (p->str == "");
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (o);
+            t.commit ();
+          }
+        }
+
+        // Test empty statement handling (SELECT in polymorphic loader).
+        //
+        {
+          using namespace test4;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          object o (1);
+          o.str = "abc";
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<base> p (db->load<base> (1));
+            assert (static_cast<object&> (*p).str == "");
+            db->erase (o);
+            t.commit ();
+          }
+        }
+
+        // Test container with soft-added value member.
+        //
+        {
+          using namespace test5;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o (1);
+            o.vec.push_back (value ("abc", 123));
+
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->vec[0].str == "" && p->vec[0].num == 123);
+            t.commit ();
+          }
+
+          object o (2);
+          o.vec.push_back (value ("bcd", 234));
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->vec[0].str == "" && p->vec[0].num == 234);
+            t.commit ();
+          }
+
+          o.vec.modify (0).str += 'e';
+          o.vec.modify (0).num++;
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->vec[0].str == "" && p->vec[0].num == 235);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase<object> (2);
+            t.commit ();
+          }
+        }
+
+        // Test view with soft-added member.
+        //
+        {
+          using namespace test6;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o (1);
+            o.str = "abc";
+            o.num = 123;
+
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<view> query;
+            typedef odb::result<view> result;
+
+            transaction t (db->begin ());
+            result r (db->query<view> (query::num == 123));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->str == "" && i->num == 123);
+
+            try
+            {
+              db->query<object> (query::str == "abc"); // No such column.
+              assert (false);
+            }
+            catch (const odb::exception&) {}
+
+            t.commit ();
+          }
+        }
+
+        // Test soft-added section member.
+        //
+        {
+          using namespace test7;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o (1);
+            o.str = "abc";
+            o.num = 123;
+            o.vec.push_back (123);
+
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+
+            try
+            {
+              db->load (*p, p->s); // No such column.
+              assert (false);
+            }
+            catch (const odb::exception&) {}
+
+            t.commit ();
+          }
+
+          object o (2);
+          o.str = "bcd";
+          o.num = 234;
+          o.vec.push_back (234);
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          o.str += 'e';
+          o.num++;
+          o.vec.modify (0)++;
+          o.s.change ();
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase<object> (2);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added members of a section.
+        //
+        {
+          using namespace test8;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o (1);
+            o.str = "abc";
+            o.num = 123;
+            o.vec.push_back (123);
+
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            assert (p->str == "" && p->num == 123 && p->vec.empty ());
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::num == 123));
+            result::iterator i (r.begin ());
+            assert (i != r.end ());
+            db->load (*i, i->s);
+            assert (i->str == "" && i->num == 123 && i->vec.empty ());
+
+            try
+            {
+              db->query<object> (query::str == "abc"); // No such column.
+              assert (false);
+            }
+            catch (const odb::exception&) {}
+
+            t.commit ();
+          }
+
+          object o (2);
+          o.str = "bcd";
+          o.num = 234;
+          o.vec.push_back (234);
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->str == "" && p->num == 234 && p->vec.empty ());
+            t.commit ();
+          }
+
+          o.str += 'e';
+          o.num++;
+          o.vec.modify (0)++; // No longer automatically marked as changed.
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->str == "" && p->num == 234 && p->vec.empty ());
+            t.commit ();
+          }
+
+          o.s.change ();
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->str == "" && p->num == 235 && p->vec.empty ());
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase<object> (2);
+            t.commit ();
+          }
+        }
+
+        // Test basic soft-added member logic in polymorphic classes.
+        //
+        {
+          using namespace test9;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o (1);
+            o.bstr = "ab";
+            o.dstr = "abc";
+            o.num = 123;
+
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (static_cast<object*> (db->load<base> (1)));
+            assert (p->bstr == "" && p->dstr == "" && p->num == 123);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<base> query;
+            typedef odb::result<base> result;
+
+            transaction t (db->begin ());
+            result r (db->query<base> (query::id == 1));
+            result::iterator i (r.begin ());
+            assert (i != r.end ());
+            object& o (static_cast<object&> (*i));
+            assert (o.bstr == "" && o.dstr == "" && o.num == 123);
+
+            try
+            {
+              db->query<base> (query::bstr == "ab"); // No such column.
+              assert (false);
+            }
+            catch (const odb::exception&) {}
+
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::num == 123));
+            result::iterator i (r.begin ());
+            assert (i != r.end () &&
+                    i->bstr == "" && i->dstr == "" && i->num);
+
+            try
+            {
+              db->query<object> (query::dstr == "abc"); // No such column.
+              assert (false);
+            }
+            catch (const odb::exception&) {}
+
+            t.commit ();
+          }
+
+          object o (2);
+          o.bstr = "bc";
+          o.dstr = "bcd";
+          o.num = 234;
+
+          {
+            transaction t (db->begin ());
+            db->persist (static_cast<base&> (o));
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->bstr == "" && p->dstr == "" && p->num == 234);
+            t.commit ();
+          }
+
+          o.bstr += 'd';
+          o.dstr += 'e';
+          o.num++;
+
+          {
+            transaction t (db->begin ());
+            db->update (static_cast<base&> (o));
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->bstr == "" && p->dstr == "" && p->num == 235);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase<base> (2);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added section member in polymorphic classes.
+        //
+        {
+          using namespace test10;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o (1);
+            o.bstr = "ab";
+            o.dstr = "abc";
+            o.num = 123;
+
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<base> p (db->load<base> (1));
+
+            try
+            {
+              db->load (*p, p->s); // No such column.
+              assert (false);
+            }
+            catch (const odb::exception&) {}
+
+            t.commit ();
+          }
+
+          object o (2);
+          o.bstr = "bc";
+          o.dstr = "bcd";
+          o.num = 234;
+
+          {
+            transaction t (db->begin ());
+            db->persist (static_cast<base&> (o));
+            t.commit ();
+          }
+
+          o.bstr += 'd';
+          o.dstr += 'e';
+          o.num++;
+          o.s.change ();
+
+          {
+            transaction t (db->begin ());
+            db->update (static_cast<base&> (o));
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase<base> (2);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added members of a section in polymorphic classes.
+        //
+        {
+          using namespace test11;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o (1);
+            o.bstr = "ab";
+            o.dstr = "abc";
+            o.num = 123;
+
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<base> p (db->load<base> (1));
+            db->load (*p, p->s);
+            object& o (static_cast<object&> (*p));
+            assert (o.bstr == "" && o.dstr == "" && o.num == 123);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<base> query;
+            typedef odb::result<base> result;
+
+            transaction t (db->begin ());
+            result r (db->query<base> (query::id == 1));
+            result::iterator i (r.begin ());
+            db->load (*i, i->s);
+            assert (i != r.end ());
+            object& o (static_cast<object&> (*i));
+            assert (o.bstr == "" && o.dstr == "" && o.num == 123);
+
+            try
+            {
+              db->query<base> (query::bstr == "ab"); // No such column.
+              assert (false);
+            }
+            catch (const odb::exception&) {}
+
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::num == 123));
+            result::iterator i (r.begin ());
+            db->load (*i, i->s);
+            assert (i != r.end () &&
+                    i->bstr == "" && i->dstr == "" && i->num);
+
+            try
+            {
+              db->query<object> (query::dstr == "abc"); // No such column.
+              assert (false);
+            }
+            catch (const odb::exception&) {}
+
+            t.commit ();
+          }
+
+          object o (2);
+          o.bstr = "bc";
+          o.dstr = "bcd";
+          o.num = 234;
+
+          {
+            transaction t (db->begin ());
+            db->persist (static_cast<base&> (o));
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->bstr == "" && p->dstr == "" && p->num == 234);
+            t.commit ();
+          }
+
+          o.bstr += 'd';
+          o.dstr += 'e';
+          o.num++;
+          o.s.change ();
+
+          {
+            transaction t (db->begin ());
+            db->update (static_cast<base&> (o));
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->bstr == "" && p->dstr == "" && p->num == 235);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase<base> (2);
+            t.commit ();
+          }
+
+          // Test empty statement detection in sections.
+          //
+          base b (3);
+          b.bstr = "bc";
+
+          {
+            transaction t (db->begin ());
+            db->persist (b);
+            auto_ptr<base> p (db->load<base> (3));
+            db->load (*p, p->s);
+            assert (p->bstr == "");
+            t.commit ();
+          }
+
+          b.bstr += 'd';
+          b.s.change ();
+
+          {
+            transaction t (db->begin ());
+            db->update (b);
+            auto_ptr<base> p (db->load<base> (3));
+            db->load (*p, p->s);
+            assert (p->bstr == "");
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (b);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added member and optimistic concurrency.
+        //
+        {
+          using namespace test12;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o (1);
+            o.str = "abc";
+            o.num = 123;
+
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->str == "" && p->num == 123);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::num == 123));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->str == "" && i->num == 123);
+
+            try
+            {
+              db->query<object> (query::str == "abc"); // No such column.
+              assert (false);
+            }
+            catch (const odb::exception&) {}
+
+            t.commit ();
+          }
+
+          object o (2);
+          o.str = "bcd";
+          o.num = 234;
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->str == "" && p->num == 234);
+            t.commit ();
+          }
+
+          o.str += 'e';
+          o.num++;
+
+          {
+            transaction t (db->begin ());
+            unsigned long long v (o.v_);
+            db->update (o);
+            assert (o.v_ != v);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->str == "" && p->num == 235 && p->v_ == o.v_);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase<object> (2);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added member in an object without id.
+        //
+        {
+          using namespace test13;
+
+          typedef odb::query<object> query;
+          typedef odb::result<object> result;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o;
+            o.str = "abc";
+            o.num = 123;
+
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            result r (db->query<object> (query::num == 123));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->str == "" && i->num == 123);
+
+            try
+            {
+              db->query<object> (query::str == "abc"); // No such column.
+              assert (false);
+            }
+            catch (const odb::exception&) {}
+
+            t.commit ();
+          }
+
+          object o;
+          o.str = "bcd";
+          o.num = 234;
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+
+            result r (db->query<object> (query::num == 234));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->str == "" && i->num == 234);
+
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase_query<object> (query::num == 234);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added container member in a non-versioned object.
+        //
+        {
+          using namespace test21;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o (1);
+            o.num = 123;
+            o.vec.push_back (123);
+
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->num == 123 && p->vec.empty ());
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::num == 123));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->num == 123 && i->vec.empty ());
+            t.commit ();
+          }
+
+          object o (2);
+          o.num = 234;
+          o.vec.push_back (234);
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->num == 234 && p->vec.empty ());
+            t.commit ();
+          }
+
+          o.num++;
+          o.vec.modify (0)++;
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->num == 235 && p->vec.empty ());
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase<object> (2);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added container member in a non-versioned section.
+        //
+        {
+          using namespace test22;
+
+          // None of the database operations should yet include the
+          // added members.
+          //
+          {
+            object o (1);
+            o.num = 123;
+            o.vec.push_back (123);
+
+            transaction t (db->begin ());
+            db->persist (o);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            assert (p->num == 123 && p->vec.empty ());
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::num == 123));
+            result::iterator i (r.begin ());
+            assert (i != r.end ());
+            db->load (*i, i->s);
+            assert (i->num == 123 && i->vec.empty ());
+            t.commit ();
+          }
+
+          object o (2);
+          o.num = 234;
+          o.vec.push_back (234);
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->num == 234 && p->vec.empty ());
+            t.commit ();
+          }
+
+          o.num++;
+          o.vec.modify (0)++; // No longer automatically marks as changed.
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->num == 234 && p->vec.empty ());
+            t.commit ();
+          }
+
+          o.s.change ();
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->num == 235 && p->vec.empty ());
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase<object> (2);
+            t.commit ();
+          }
+        }
+
+        break;
+      }
+    case 2:
+      {
+        using namespace v3;
+
+        if (embedded)
+        {
+          transaction t (db->begin ());
+          schema_catalog::migrate_schema_pre (*db, 3);
+          t.commit ();
+        }
+
+        // Test basic soft-added member logic.
+        //
+        {
+          using namespace test2;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            p->str = "abc";
+            p->vec.push_back (123);
+            p->ptr = new object1 (1);
+            db->update (*p);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->str == "abc" && p->num == 123 &&
+                    p->vec[0] == 123 && p->ptr->id_ == 1);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::str == "abc" &&
+                                         query::ptr->id == 1));
+            result::iterator i (r.begin ());
+            assert (i != r.end () &&
+                    i->str == "abc" && i->num == 123 &&
+                    i->vec[0] == 123 && i->ptr->id_ == 1);
+            t.commit ();
+          }
+
+          object o (2);
+          o.str = "bcd";
+          o.num = 234;
+          o.vec.push_back (234);
+          o.ptr = new object1 (2);
+          o.ptr->ptrs.push_back (&o);
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            db->persist (*o.ptr);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->str == "bcd" && p->num == 234 &&
+                    p->vec[0] == 234 && p->ptr->id_ == 2);
+            t.commit ();
+          }
+
+          o.str += 'e';
+          o.num++;
+          o.vec.modify (0)++;
+          delete o.ptr;
+          o.ptr = 0;
+
+          {
+            transaction t (db->begin ());
+            db->erase<object1> (2);
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->str == "bcde" && p->num == 235 &&
+                    p->vec[0] == 235 && p->ptr == 0);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (o);
+            t.commit ();
+          }
+        }
+
+        // Test container with soft-added value member.
+        //
+        {
+          using namespace test5;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            p->vec.modify (0).str = "abc";
+            db->update (*p);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->vec[0].str == "abc" && p->vec[0].num == 123);
+            t.commit ();
+          }
+
+          object o (2);
+          o.vec.push_back (value ("bcd", 234));
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->vec[0].str == "bcd" && p->vec[0].num == 234);
+            t.commit ();
+          }
+
+          o.vec.modify (0).str += 'e';
+          o.vec.modify (0).num++;
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->vec[0].str == "bcde" && p->vec[0].num == 235);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (o);
+            t.commit ();
+          }
+        }
+
+        // Test view with soft-added member.
+        //
+        {
+          using namespace test6;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            p->str = "abc";
+            db->update (*p);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<view> query;
+            typedef odb::result<view> result;
+
+            transaction t (db->begin ());
+            result r (db->query<view> (query::str == "abc"));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->str == "abc" && i->num == 123);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added section member.
+        //
+        {
+          using namespace test7;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            p->str = "abc";
+            p->vec.push_back (123);
+            db->update (*p, p->s);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            assert (p->str == "abc" && p->num == 123 && p->vec[0] == 123);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::str == "abc"));
+            result::iterator i (r.begin ());
+            assert (i != r.end ());
+            db->load (*i, i->s);
+            assert (i->str == "abc" && i->num == 123 && i->vec[0] == 123);
+            t.commit ();
+          }
+
+          object o (2);
+          o.str = "bcd";
+          o.num = 234;
+          o.vec.push_back (234);
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->str == "bcd" && p->num == 234 && p->vec[0] == 234);
+            t.commit ();
+          }
+
+          o.str += 'e';
+          o.num++;
+          o.vec.modify (0)++; // Automatically marks section as updated.
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->str == "bcde" && p->num == 235 && p->vec[0] == 235);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (o);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added members of a section.
+        //
+        {
+          using namespace test8;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            p->str = "abc";
+            p->vec.push_back (123);
+            db->update (*p, p->s);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            assert (p->str == "abc" && p->num == 123 && p->vec[0] == 123);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::str == "abc"));
+            result::iterator i (r.begin ());
+            assert (i != r.end ());
+            db->load (*i, i->s);
+            assert (i->str == "abc" && i->num == 123 && i->vec[0] == 123);
+            t.commit ();
+          }
+
+          object o (2);
+          o.str = "bcd";
+          o.num = 234;
+          o.vec.push_back (234);
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->str == "bcd" && p->num == 234 && p->vec[0] == 234);
+            t.commit ();
+          }
+
+          o.str += 'e';
+          o.num++;
+          o.vec.modify (0)++; // Automatically marks section as updated.
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->str == "bcde" && p->num == 235 && p->vec[0] == 235);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (o);
+            t.commit ();
+          }
+        }
+
+        // Test basic soft-added member logic in polymorphic classes.
+        //
+        {
+          using namespace test9;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            p->bstr = "ab";
+            p->dstr = "abc";
+            db->update (*p);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (static_cast<object*> (db->load<base> (1)));
+            assert (p->bstr == "ab" && p->dstr == "abc" && p->num == 123);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<base> query;
+            typedef odb::result<base> result;
+
+            transaction t (db->begin ());
+            result r (db->query<base> (query::bstr == "ab"));
+            result::iterator i (r.begin ());
+            assert (i != r.end ());
+            object& o (static_cast<object&> (*i));
+            assert (o.bstr == "ab" && o.dstr == "abc" && o.num == 123);
+            t.commit ();
+          }
+
+          object o (2);
+          o.bstr = "bc";
+          o.dstr = "bcd";
+          o.num = 234;
+
+          {
+            transaction t (db->begin ());
+            db->persist (static_cast<base&> (o));
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->bstr == "bc" && p->dstr == "bcd" && p->num == 234);
+            t.commit ();
+          }
+
+          o.bstr += 'd';
+          o.dstr += 'e';
+          o.num++;
+
+          {
+            transaction t (db->begin ());
+            db->update (static_cast<base&> (o));
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->bstr == "bcd" && p->dstr == "bcde" && p->num == 235);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (static_cast<base&> (o));
+            t.commit ();
+          }
+        }
+
+        // Test soft-added section member in polymorphic classes.
+        //
+        {
+          using namespace test10;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            p->bstr = "ab";
+            p->dstr = "abc";
+            db->update (*p, p->s);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<base> p (db->load<base> (1));
+            db->load (*p, p->s);
+            object& o (static_cast<object&> (*p));
+            assert (o.bstr == "ab" && o.dstr == "abc" && o.num == 123);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<base> query;
+            typedef odb::result<base> result;
+
+            transaction t (db->begin ());
+            result r (db->query<base> (query::bstr == "ab"));
+            result::iterator i (r.begin ());
+            assert (i != r.end ());
+            db->load (*i, i->s);
+            object& o (static_cast<object&> (*i));
+            assert (o.bstr == "ab" && o.dstr == "abc" && o.num == 123);
+            t.commit ();
+          }
+
+          object o (2);
+          o.bstr = "bc";
+          o.dstr = "bcd";
+          o.num = 234;
+
+          {
+            transaction t (db->begin ());
+            db->persist (static_cast<base&> (o));
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->bstr == "bc" && p->dstr == "bcd" && p->num == 234);
+            t.commit ();
+          }
+
+          o.bstr += 'd';
+          o.dstr += 'e';
+          o.num++;
+          o.s.change ();
+
+          {
+            transaction t (db->begin ());
+            db->update (static_cast<base&> (o));
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->bstr == "bcd" && p->dstr == "bcde" && p->num == 235);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (static_cast<base&> (o));
+            t.commit ();
+          }
+        }
+
+        // Test soft-added members of a section in polymorphic classes.
+        //
+        {
+          using namespace test11;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            p->bstr = "ab";
+            p->dstr = "abc";
+            db->update (*p, p->s);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<base> p (db->load<base> (1));
+            db->load (*p, p->s);
+            object& o (static_cast<object&> (*p));
+            assert (o.bstr == "ab" && o.dstr == "abc" && o.num == 123);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<base> query;
+            typedef odb::result<base> result;
+
+            transaction t (db->begin ());
+            result r (db->query<base> (query::bstr == "ab"));
+            result::iterator i (r.begin ());
+            assert (i != r.end ());
+            db->load (*i, i->s);
+            object& o (static_cast<object&> (*i));
+            assert (o.bstr == "ab" && o.dstr == "abc" && o.num == 123);
+            t.commit ();
+          }
+
+          object o (2);
+          o.bstr = "bc";
+          o.dstr = "bcd";
+          o.num = 234;
+
+          {
+            transaction t (db->begin ());
+            db->persist (static_cast<base&> (o));
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->bstr == "bc" && p->dstr == "bcd" && p->num == 234);
+            t.commit ();
+          }
+
+          o.bstr += 'd';
+          o.dstr += 'e';
+          o.num++;
+          o.s.change ();
+
+          {
+            transaction t (db->begin ());
+            db->update (static_cast<base&> (o));
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->bstr == "bcd" && p->dstr == "bcde" && p->num == 235);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (static_cast<base&> (o));
+            t.commit ();
+          }
+        }
+
+        // Test soft-added member and optimistic concurrency.
+        //
+        {
+          using namespace test12;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            p->str = "abc";
+            db->update (*p);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->str == "abc" && p->num == 123);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::str == "abc"));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->str == "abc" && i->num == 123);
+            t.commit ();
+          }
+
+          object o (2);
+          o.str = "bcd";
+          o.num = 234;
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->str == "bcd" && p->num == 234);
+            t.commit ();
+          }
+
+          o.str += 'e';
+          o.num++;
+
+          {
+            transaction t (db->begin ());
+            unsigned long long v (o.v_);
+            db->update (o);
+            assert (o.v_ != v);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->str == "bcde" && p->num == 235 && p->v_ == o.v_);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (o);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added member in an object without id.
+        //
+        {
+          using namespace test13;
+
+          typedef odb::query<object> query;
+          typedef odb::result<object> result;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            result r (db->query<object> (query::str == "abc"));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->str == "abc" && i->num == 123);
+            t.commit ();
+          }
+
+          object o;
+          o.str = "bcd";
+          o.num = 234;
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+
+            result r (db->query<object> (query::str == "bcd"));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->str == "bcd" && i->num == 234);
+
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase_query<object> (query::str == "bcd");
+            t.commit ();
+          }
+        }
+
+        // Test soft-added container member in a non-versioned object.
+        //
+        {
+          using namespace test21;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            p->vec.push_back (123);
+            db->update (*p);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->num == 123 && p->vec[0] == 123);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::num == 123));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->num == 123 && i->vec[0] == 123);
+            t.commit ();
+          }
+
+          object o (2);
+          o.num = 234;
+          o.vec.push_back (234);
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->num == 234 && p->vec[0] == 234);
+            t.commit ();
+          }
+
+          o.num++;
+          o.vec.modify (0)++;
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            assert (p->num == 235 && p->vec[0] == 235);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (o);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added container member in a non-versioned section.
+        //
+        {
+          using namespace test22;
+
+          // All the database operations should now include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            p->vec.push_back (123);
+            db->update (*p, p->s);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            assert (p->num == 123 && p->vec[0] == 123);
+            t.commit ();
+          }
+
+          {
+            typedef odb::query<object> query;
+            typedef odb::result<object> result;
+
+            transaction t (db->begin ());
+            result r (db->query<object> (query::num == 123));
+            result::iterator i (r.begin ());
+            assert (i != r.end ());
+            db->load (*i, i->s);
+            assert (i->num == 123 && i->vec[0] == 123);
+            t.commit ();
+          }
+
+          object o (2);
+          o.num = 234;
+          o.vec.push_back (234);
+
+          {
+            transaction t (db->begin ());
+            db->persist (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->num == 234 && p->vec[0] == 234);
+            t.commit ();
+          }
+
+          o.num++;
+          o.vec.modify (0)++; // Automatically marks section as changed.
+
+          {
+            transaction t (db->begin ());
+            db->update (o);
+            auto_ptr<object> p (db->load<object> (2));
+            db->load (*p, p->s);
+            assert (p->num == 235 && p->vec[0] == 235);
+            t.commit ();
+          }
+
+          {
+            transaction t (db->begin ());
+            db->erase (o);
+            t.commit ();
+          }
+        }
+
+        if (embedded)
+        {
+          transaction t (db->begin ());
+          schema_catalog::migrate_schema_post (*db, 3);
+          t.commit ();
+        }
+        break;
+      }
+    case 3:
+      {
+        using namespace v3;
+
+        // Test basic soft-added member logic.
+        //
+        {
+          using namespace test2;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->str == "abc" && p->num == 123 &&
+                    p->vec[0] == 123 && p->ptr->id_ == 1);
+            t.commit ();
+          }
+        }
+
+        // Test container with soft-added value member.
+        //
+        {
+          using namespace test5;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->vec[0].str == "abc" && p->vec[0].num == 123);
+            t.commit ();
+          }
+        }
+
+        // Test view with soft-added member.
+        //
+        {
+          using namespace test6;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            typedef odb::query<view> query;
+            typedef odb::result<view> result;
+
+            transaction t (db->begin ());
+            result r (db->query<view> (query::str == "abc"));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->str == "abc" && i->num == 123);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added section member.
+        //
+        {
+          using namespace test7;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            assert (p->str == "abc" && p->num == 123 && p->vec[0] == 123);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added members of a section.
+        //
+        {
+          using namespace test8;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            assert (p->str == "abc" && p->num == 123 && p->vec[0] == 123);
+            t.commit ();
+          }
+        }
+
+        // Test basic soft-added member logic in polymorphic classes.
+        //
+        {
+          using namespace test9;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (static_cast<object*> (db->load<base> (1)));
+            assert (p->bstr == "ab" && p->dstr == "abc" && p->num == 123);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added section member in polymorphic classes.
+        //
+        {
+          using namespace test10;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<base> p (db->load<base> (1));
+            db->load (*p, p->s);
+            object& o (static_cast<object&> (*p));
+            assert (o.bstr == "ab" && o.dstr == "abc" && o.num == 123);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added members of a section in polymorphic classes.
+        //
+        {
+          using namespace test11;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<base> p (db->load<base> (1));
+            db->load (*p, p->s);
+            object& o (static_cast<object&> (*p));
+            assert (o.bstr == "ab" && o.dstr == "abc" && o.num == 123);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added member and optimistic concurrency.
+        //
+        {
+          using namespace test12;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->str == "abc" && p->num == 123);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added member in an object without id.
+        //
+        {
+          using namespace test13;
+
+          typedef odb::query<object> query;
+          typedef odb::result<object> result;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            result r (db->query<object> (query::str == "abc"));
+            result::iterator i (r.begin ());
+            assert (i != r.end () && i->str == "abc" && i->num == 123);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added container member in a non-versioned object.
+        //
+        {
+          using namespace test21;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            assert (p->num == 123 && p->vec[0] == 123);
+            t.commit ();
+          }
+        }
+
+        // Test soft-added container member in a non-versioned section.
+        //
+        {
+          using namespace test22;
+
+          // All the database operations should still include the added
+          // members.
+          //
+          {
+            transaction t (db->begin ());
+            auto_ptr<object> p (db->load<object> (1));
+            db->load (*p, p->s);
+            assert (p->num == 123 && p->vec[0] == 123);
+            t.commit ();
+          }
+        }
+
+        break;
+      }
+    default:
+      {
+        cerr << "unknown pass number '" << argv[argc - 1] << "'" << endl;
+        return 1;
+      }
+    }
+  }
+  catch (const odb::exception& e)
+  {
+    cerr << e.what () << endl;
+    return 1;
+  }
+}
diff --git a/evolution/soft-add/makefile b/evolution/soft-add/makefile
new file mode 100644
index 0000000..87a8aa9
--- /dev/null
+++ b/evolution/soft-add/makefile
@@ -0,0 +1,143 @@
+# file      : evolution/soft-add/makefile
+# copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+# license   : GNU GPL v2; see accompanying LICENSE file
+
+include $(dir $(lastword $(MAKEFILE_LIST)))../../build/bootstrap.make
+
+cxx_tun := driver.cxx
+odb_hdr := test1.hxx test2.hxx test3.hxx
+genf1   := test1-odb.hxx test1-odb.ixx test1-odb.cxx
+gen1    := $(addprefix $(out_base)/,$(genf1))
+genf2   := test2-odb.hxx test2-odb.ixx test2-odb.cxx
+gen2    := $(addprefix $(out_base)/,$(genf2))
+genf3   := test3-odb.hxx test3-odb.ixx test3-odb.cxx
+gen3    := $(addprefix $(out_base)/,$(genf3))
+genf    := $(genf1) $(genf2) $(genf3)
+gen     := $(gen1) $(gen2) $(gen3)
+gens    := test1.sql test2.sql test3.sql test3-002-pre.sql test3-002-post.sql \
+test3-003-pre.sql test3-003-post.sql
+cxx_obj := $(addprefix $(out_base)/,$(cxx_tun:.cxx=.o)) $(filter %.o,$(gen:.cxx=.o))
+cxx_od  := $(cxx_obj:.o=.o.d)
+
+common.l             := $(out_root)/libcommon/common/common.l
+common.l.cpp-options := $(out_root)/libcommon/common/common.l.cpp-options
+
+# Import.
+#
+$(call import,\
+  $(scf_root)/import/odb/stub.make,\
+  odb: odb,odb-rules: odb_rules)
+
+# Build.
+#
+$(driver): $(cxx_obj) $(common.l)
+$(cxx_obj) $(cxx_od): cpp_options := -I$(out_base) -I$(src_base)
+$(cxx_obj) $(cxx_od): $(common.l.cpp-options)
+
+$(gen): $(odb)
+$(gen): odb := $(odb)
+$(gen) $(dist): odb_common_options = --generate-query --generate-prepared \
+--generate-schema --at-once --table-prefix evo_soft_a_
+$(gen): odb_common_options += --database $(db_id)
+$(gen1) $(dist): export odb_options1 = $(odb_common_options) --init-changelog
+$(gen2) $(dist): export odb_options2 = $(odb_common_options) --omit-create \
+--schema-name 2 --suppress-migration
+$(gen3) $(dist): export odb_options3 = $(odb_common_options) --omit-create
+$(gen1): odb_options += $(odb_options1) --changelog $(out_base)/model.xml
+$(gen2): odb_options += $(odb_options2) --changelog $(out_base)/model.xml
+$(gen3): odb_options += $(odb_options3) --changelog $(out_base)/model.xml
+$(gen): cpp_options := -I$(src_base)
+$(gen): $(common.l.cpp-options)
+
+$(call include-dep,$(cxx_od),$(cxx_obj),$(gen))
+
+# Make sure testN.hxx are compiled serially since they share the
+# changelog. Also add dependency on model.hxx
+#
+$(gen2): $(gen1)
+$(gen3): $(gen2)
+$(gen): $(src_base)/model.hxx
+
+# Alias for default target.
+#
+$(out_base)/: $(driver)
+
+# Dist
+#
+name := $(subst /,-,$(subst $(src_root)/evolution/,,$(src_base)))
+
+$(dist): sources := $(cxx_tun)
+$(dist): headers := $(odb_hdr)
+$(dist): export extra_headers := model.hxx
+$(dist): export name := $(name)
+$(dist): export extra_dist := $(call vc8projs,$(name)) \
+$(call vc9projs,$(name)) $(call vc10projs,$(name)) $(call vc11projs,$(name))
+$(dist):
+	$(call dist-data,$(sources) $(headers) $(extra_headers))
+	$(call meta-automake,../template/Makefile.am)
+	$(call meta-vc8projs,../template/template,$(name))
+	$(call meta-vc9projs,../template/template,$(name))
+	$(call meta-vc10projs,../template/template,$(name))
+	$(call meta-vc11projs,../template/template,$(name))
+
+# Test.
+#
+$(test): $(driver)
+        # Drop everything.
+	$(call schema,$(out_base)/test3.sql)
+	$(call schema,$(out_base)/test2.sql)
+	$(call schema,$(out_base)/test1.sql)
+        # Base schema.
+	$(call schema,$(out_base)/test3-002-pre.sql)
+	$(call schema,$(out_base)/test3-002-post.sql)
+	$(call message,test $< base,$< --options-file $(dcf_root)/$(db_id).options 1)
+        # Migration.
+	$(call schema,$(out_base)/test3-003-pre.sql)
+	$(call message,test $< migration,$< --options-file $(dcf_root)/$(db_id).options 2)
+	$(call schema,$(out_base)/test3-003-post.sql)
+        # Current schema.
+	$(call message,test $< current,$< --options-file $(dcf_root)/$(db_id).options 3)
+
+# Clean.
+#
+$(clean):                            \
+  $(driver).o.clean                  \
+  $(addsuffix .cxx.clean,$(cxx_obj)) \
+  $(addsuffix .cxx.clean,$(cxx_od))  \
+  $(addsuffix .hxx.clean,$(filter %.cxx,$(gen)))
+	$(call message,,rm -f $(out_base)/model.xml)   # Changelog.
+	$(call message,,rm -f $(out_base)/test3-*.sql) # Migration files.
+
+# Generated .gitignore.
+#
+ifeq ($(out_base),$(src_base))
+$(driver): | $(out_base)/.gitignore
+
+$(out_base)/.gitignore: files := driver model.xml $(genf) $(gens)
+$(clean): $(out_base)/.gitignore.clean
+
+$(call include,$(bld_root)/git/gitignore.make)
+endif
+
+# How to.
+#
+$(call include,$(bld_root)/dist.make)
+$(call include,$(bld_root)/meta/vc8proj.make)
+$(call include,$(bld_root)/meta/vc9proj.make)
+$(call include,$(bld_root)/meta/vc10proj.make)
+$(call include,$(bld_root)/meta/vc11proj.make)
+$(call include,$(bld_root)/meta/automake.make)
+
+$(call include,$(bld_root)/cxx/standard.make) # cxx_standard
+ifdef cxx_standard
+$(gen): odb_options += --std $(cxx_standard)
+$(call include,$(odb_rules))
+endif
+
+$(call include,$(bld_root)/cxx/cxx-d.make)
+$(call include,$(bld_root)/cxx/cxx-o.make)
+$(call include,$(bld_root)/cxx/o-e.make)
+
+# Dependencies.
+#
+$(call import,$(src_root)/libcommon/makefile)
diff --git a/evolution/soft-add/model.hxx b/evolution/soft-add/model.hxx
new file mode 100644
index 0000000..1a7520a
--- /dev/null
+++ b/evolution/soft-add/model.hxx
@@ -0,0 +1,478 @@
+// file      : evolution/soft-add/model.hxx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef MODEL_VERSION
+#  error model.hxx included directly
+#endif
+
+#include <string>
+
+#include <odb/core.hxx>
+#include <odb/vector.hxx>
+#include <odb/section.hxx>
+#include <odb/lazy-ptr.hxx>
+
+#pragma db model version(1, MODEL_VERSION)
+
+#define MODEL_NAMESPACE_IMPL(V) v##V
+#define MODEL_NAMESPACE(V) MODEL_NAMESPACE_IMPL(V)
+
+namespace MODEL_NAMESPACE(MODEL_VERSION)
+{
+  // The test numbers are made to correspond to the soft-delete ones.
+  //
+
+  // Test basic soft-added member logic.
+  //
+  #pragma db namespace table("t2_")
+  namespace test2
+  {
+    struct object;
+
+    #pragma db object
+    struct object1
+    {
+      object1 (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+      odb::vector<odb::lazy_ptr<object> > ptrs;
+    };
+
+    #pragma db object
+    struct object
+    {
+      object (unsigned long id = 0): id_ (id), ptr (0) {}
+      ~object () {delete ptr;}
+
+      #pragma db id
+      unsigned long id_;
+
+      std::string str;
+      unsigned long num;
+      odb::vector<int> vec;
+
+      #pragma db inverse(ptrs)
+      object1* ptr;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::str) added(3)
+    #pragma db member(object::vec) added(3)
+    #pragma db member(object::ptr) added(3)
+#else
+    #pragma db member(object::str) transient
+    #pragma db member(object::vec) transient
+    #pragma db member(object::ptr) transient
+#endif
+  }
+
+  // Test empty statement handling (INSERT, UPDATE).
+  //
+  #pragma db namespace table("t3_")
+  namespace test3
+  {
+    #pragma db object
+    struct object
+    {
+      #pragma db id auto
+      unsigned long id;
+
+      std::string str;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::str) added(3)
+#else
+    #pragma db member(object::str) transient
+#endif
+  }
+
+  // Test empty statement handling (SELECT in polymorphic loader).
+  //
+  #pragma db namespace table("t4_")
+  namespace test4
+  {
+    #pragma db object polymorphic
+    struct base
+    {
+      virtual
+      ~base () {}
+      base (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+    };
+
+    #pragma db object
+    struct object: base
+    {
+      object (unsigned long id = 0): base (id) {}
+
+      std::string str;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::str) added(3)
+#else
+    #pragma db member(object::str) transient
+#endif
+  }
+
+  // Test container with soft-added value member.
+  //
+  #pragma db namespace table("t5_")
+  namespace test5
+  {
+    #pragma db value
+    struct value
+    {
+      value () {}
+      value (const std::string& s, unsigned long n): str (s), num (n) {}
+
+      std::string str;
+      unsigned long num;
+    };
+
+    #pragma db object
+    struct object
+    {
+      object (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+      odb::vector<value> vec;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(value::str) added(3)
+#else
+    #pragma db member(value::str) transient
+#endif
+  }
+
+  // Test view with soft-added member.
+  //
+  #pragma db namespace table("t6_")
+  namespace test6
+  {
+    #pragma db object
+    struct object
+    {
+      object (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+      std::string str;
+      unsigned long num;
+    };
+
+    #pragma db view object(object)
+    struct view
+    {
+      std::string str;
+      unsigned long num;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::str) added(3)
+    #pragma db member(view::str) added(3)
+#else
+    #pragma db member(object::str) transient
+    #pragma db member(view::str) transient
+#endif
+  }
+
+  // Test soft-added section member.
+  //
+  #pragma db namespace table("t7_")
+  namespace test7
+  {
+    #pragma db object
+    struct object
+    {
+      object (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+#if MODEL_VERSION == 3
+      #pragma db load(lazy) update(change) added(3)
+      odb::section s;
+#endif
+
+      #pragma db section(s)
+      std::string str;
+
+      unsigned long num;
+
+      #pragma db section(s)
+      odb::vector<int> vec;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::str) section(s)
+    #pragma db member(object::vec) section(s)
+#else
+    #pragma db member(object::str) transient
+    #pragma db member(object::vec) transient
+#endif
+  }
+
+  // Test soft-added members of a section.
+  //
+  #pragma db namespace table("t8_")
+  namespace test8
+  {
+    #pragma db object
+    struct object
+    {
+      object (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+      #pragma db load(lazy) update(change)
+      odb::section s;
+
+      std::string str;
+
+      #pragma db section(s)
+      unsigned long num;
+
+      odb::vector<int> vec;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::str) added(3) section(s)
+    #pragma db member(object::vec) added(3) section(s)
+#else
+    #pragma db member(object::str) transient
+    #pragma db member(object::vec) transient
+#endif
+  }
+
+  // Test basic soft-added member logic in polymorphic classes.
+  //
+  #pragma db namespace table("t9_")
+  namespace test9
+  {
+    #pragma db object polymorphic
+    struct base
+    {
+      virtual
+      ~base () {}
+      base (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+      std::string bstr;
+    };
+
+    #pragma db object
+    struct object: base
+    {
+      object (unsigned long id = 0): base (id) {}
+
+      std::string dstr;
+      unsigned long num;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(base::bstr) added(3)
+    #pragma db member(object::dstr) added(3)
+#else
+    #pragma db member(base::bstr) transient
+    #pragma db member(object::dstr) transient
+#endif
+  }
+
+  // Test soft-added section member in polymorphic classes.
+  //
+  #pragma db namespace table("t10_")
+  namespace test10
+  {
+    #pragma db object polymorphic
+    struct base
+    {
+      virtual
+      ~base () {}
+      base (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+#if MODEL_VERSION == 3
+      #pragma db load(lazy) update(change) added(3)
+      odb::section s;
+#endif
+
+      std::string bstr;
+    };
+
+    #pragma db object
+    struct object: base
+    {
+      object (unsigned long id = 0): base (id) {}
+
+      std::string dstr;
+      unsigned long num;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(base::bstr) section(s)
+    #pragma db member(object::dstr) section(s)
+#else
+    #pragma db member(base::bstr) transient
+    #pragma db member(object::dstr) transient
+#endif
+  }
+
+  // Test soft-added members of a section in polymorphic classes.
+  //
+  #pragma db namespace table("t11_")
+  namespace test11
+  {
+    #pragma db object polymorphic
+    struct base
+    {
+      virtual
+      ~base () {}
+      base (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+      #pragma db load(lazy) update(change)
+      odb::section s;
+
+      std::string bstr;
+    };
+
+    #pragma db object
+    struct object: base
+    {
+      object (unsigned long id = 0): base (id) {}
+
+      std::string dstr;
+
+      #pragma db section(s)
+      unsigned long num;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(base::bstr) added(3) section(s)
+    #pragma db member(object::dstr) added(3) section(s)
+#else
+    #pragma db member(base::bstr) transient
+    #pragma db member(object::dstr) transient
+#endif
+  }
+
+  // Test soft-added member and optimistic concurrency.
+  //
+  #pragma db namespace table("t12_")
+  namespace test12
+  {
+    #pragma db object optimistic
+    struct object
+    {
+      object (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+      #pragma db version mssql:type("ROWVERSION")
+      unsigned long long v_;
+
+      std::string str;
+      unsigned long num;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::str) added(3)
+#else
+    #pragma db member(object::str) transient
+#endif
+  }
+
+  // Test soft-added member in an object without id.
+  //
+  #pragma db namespace table("t13_")
+  namespace test13
+  {
+    #pragma db object no_id
+    struct object
+    {
+      std::string str;
+      unsigned long num;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::str) added(3) default("abc")
+#else
+    #pragma db member(object::str) transient
+#endif
+  }
+
+  // Test soft-added container member in a non-versioned object.
+  //
+  #pragma db namespace table("t21_")
+  namespace test21
+  {
+    #pragma db object
+    struct object
+    {
+      object (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+      unsigned long num;
+      odb::vector<int> vec;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::vec) added(3)
+#else
+    #pragma db member(object::vec) transient
+#endif
+  }
+
+  // Test soft-added container member in a non-versioned section.
+  //
+  #pragma db namespace table("t22_")
+  namespace test22
+  {
+    #pragma db object
+    struct object
+    {
+      object (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+      #pragma db load(lazy) update(change)
+      odb::section s;
+
+      #pragma db section(s)
+      unsigned long num;
+
+      odb::vector<int> vec;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::vec) added(3) section(s)
+#else
+    #pragma db member(object::vec) transient
+#endif
+  }
+}
+
+#undef MODEL_NAMESPACE
+#undef MODEL_NAMESPACE_IMPL
diff --git a/evolution/soft-add/test1.hxx b/evolution/soft-add/test1.hxx
new file mode 100644
index 0000000..2619325
--- /dev/null
+++ b/evolution/soft-add/test1.hxx
@@ -0,0 +1,10 @@
+// file      : evolution/soft-add/test1.hxx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef TEST1_HXX
+#define TEST1_HXX
+
+#pragma db model version(1, 1)
+
+#endif // TEST1_HXX
diff --git a/evolution/soft-add/test2.hxx b/evolution/soft-add/test2.hxx
new file mode 100644
index 0000000..7b65fdb
--- /dev/null
+++ b/evolution/soft-add/test2.hxx
@@ -0,0 +1,12 @@
+// file      : evolution/soft-add/test2.hxx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef TEST2_HXX
+#define TEST2_HXX
+
+#define MODEL_VERSION 2
+#include "model.hxx"
+#undef MODEL_VERSION
+
+#endif // TEST2_HXX
diff --git a/evolution/soft-add/test3.hxx b/evolution/soft-add/test3.hxx
new file mode 100644
index 0000000..a3a34ab
--- /dev/null
+++ b/evolution/soft-add/test3.hxx
@@ -0,0 +1,12 @@
+// file      : evolution/soft-add/test3.hxx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef TEST3_HXX
+#define TEST3_HXX
+
+#define MODEL_VERSION 3
+#include "model.hxx"
+#undef MODEL_VERSION
+
+#endif // TEST3_HXX
-- 
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