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diff --git a/common/composite-id/test.hxx b/common/composite-id/test.hxx
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+// file      : common/composite-id/test.hxx
+// copyright : Copyright (c) 2009-2012 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef TEST_HXX
+#define TEST_HXX
+
+#include <string>
+#include <vector>
+
+#include <odb/core.hxx>
+
+#pragma db value
+struct scomp
+{
+  scomp () {}
+  scomp (std::string const& s1, std::string const& s2, std::string const& s3)
+      : str1 (s1), str2 (s2), str3 (s3)
+  {
+  }
+
+  std::string str1;
+  std::string str2;
+  std::string str3;
+};
+
+inline bool
+operator== (const scomp& x, const scomp& y)
+{
+  return x.str1 == y.str1 && x.str2 == y.str2 && x.str3 == y.str3;
+}
+
+//@@ tmp?
+//
+inline bool
+operator< (const scomp& x, const scomp& y)
+{
+  return x.str1 < y.str1 ||
+    (x.str1 == y.str1 && x.str2 < y.str2) ||
+    (x.str1 == y.str1 && x.str2 == y.str2 && x.str3 < y.str3);
+}
+
+#pragma db value
+struct ncomp
+{
+  ncomp () {}
+  ncomp (unsigned short n1, unsigned short n2, unsigned short n3)
+      : num1 (n1), num2 (n2), num3 (n3)
+  {
+  }
+
+  unsigned short num1;
+  unsigned short num2;
+  unsigned short num3;
+};
+
+inline bool
+operator== (const ncomp& x, const ncomp& y)
+{
+  return x.num1 == y.num1 && x.num2 == y.num2 && x.num3 == y.num3;
+}
+
+//@@ tmp?
+//
+inline bool
+operator< (const ncomp& x, const ncomp& y)
+{
+  return x.num1 < y.num1 ||
+    (x.num1 == y.num1 && x.num2 < y.num2) ||
+    (x.num1 == y.num1 && x.num2 == y.num2 && x.num3 < y.num3);
+}
+
+// Test object with composite id, container.
+//
+namespace test1
+{
+  #pragma db object
+  struct object
+  {
+    object () {}
+    object (scomp const& i, unsigned long n): id (i), num (n) {}
+
+    #pragma db id
+    scomp id;
+
+    unsigned long num;
+    std::vector<scomp> vec;
+  };
+
+  inline bool
+  operator== (const object& x, const object& y)
+  {
+    return x.id == y.id && x.num == y.num && x.vec == y.vec;
+  }
+}
+
+// Test to-one and to-many relationships with composite id as well as
+// queries and views.
+//
+namespace test2
+{
+  #pragma db object
+  struct object1
+  {
+    object1 () {}
+    object1 (scomp const& i): id (i) {}
+
+    #pragma db id
+    scomp id;
+  };
+
+  #pragma db object
+  struct object2
+  {
+    object2 (): o1 (0) {}
+    object2 (ncomp const& i): id (i), o1 (0) {}
+    ~object2 () {delete o1;}
+
+    #pragma db id
+    ncomp id;
+
+    object1* o1;
+  };
+
+  #pragma db object
+  struct object3
+  {
+    object3 () {}
+    object3 (ncomp const& i): id (i) {}
+
+    ~object3 ()
+    {
+      for (std::vector<object1*>::iterator i (o1.begin ());
+           i != o1.end (); ++i)
+        delete *i;
+    }
+
+    #pragma db id
+    ncomp id;
+
+    std::vector<object1*> o1;
+  };
+
+  // Test second-level query pointer test as well as pointers in
+  // composite types.
+  //
+  #pragma db value
+  struct comp
+  {
+    comp (): o2 (0) {}
+    ~comp () {delete o2;}
+
+    object2* o2;
+  };
+
+  #pragma db object
+  struct object4
+  {
+    object4 () {}
+    object4 (ncomp const& i): id (i) {}
+
+    #pragma db id
+    ncomp id;
+
+    comp c;
+  };
+
+  #pragma db view object(object2) object(object1)
+  struct view2
+  {
+    #pragma db column (object2::id.num3)
+    unsigned short num;
+
+    #pragma db column (object1::id.str3)
+    std::string str;
+  };
+
+  #pragma db view object(object3) object(object1)
+  struct view3
+  {
+    #pragma db column (object3::id.num3)
+    unsigned short num;
+
+    #pragma db column (object1::id.str3)
+    std::string str;
+  };
+
+  #pragma db view object(object4) object(object2) object(object1)
+  struct view4
+  {
+    #pragma db column (object4::id.num3)
+    unsigned short num4;
+
+    #pragma db column (object2::id.num3)
+    unsigned short num2;
+
+    #pragma db column (object1::id.str3)
+    std::string str;
+  };
+}
+
+// Test one-to-one(i) relationship with composite id.
+//
+namespace test3
+{
+  struct object2;
+
+  #pragma db object table("test3_object1")
+  struct object1
+  {
+    object1 () {}
+    object1 (scomp const& i): id (i) {}
+
+    #pragma db id
+    scomp id;
+
+    #pragma db inverse(o1)
+    object2* o2;
+  };
+
+  #pragma db object table("test3_object2")
+  struct object2
+  {
+    object2 (): o1 (0) {}
+    object2 (ncomp const& i): id (i), o1 (0) {}
+    ~object2 () {delete o1;}
+
+    #pragma db id
+    ncomp id;
+
+    object1* o1;
+  };
+
+  #pragma db view object(object2) object(object1)
+  struct view
+  {
+    #pragma db column (object2::id.num3)
+    unsigned short num;
+
+    #pragma db column (object1::id.str3)
+    std::string str;
+  };
+}
+
+// Test many-to-one(i) relationship with composite id.
+//
+namespace test4
+{
+  struct object2;
+
+  #pragma db object table("test4_object1")
+  struct object1
+  {
+    object1 () {}
+    object1 (scomp const& i): id (i) {}
+
+    #pragma db id
+    scomp id;
+
+    #pragma db inverse(o1)
+    object2* o2;
+  };
+
+  #pragma db object table("test4_object2")
+  struct object2
+  {
+    object2 () {}
+    object2 (ncomp const& i): id (i) {}
+
+    ~object2 ()
+    {
+      for (std::vector<object1*>::iterator i (o1.begin ());
+           i != o1.end (); ++i)
+        delete *i;
+    }
+
+    #pragma db id
+    ncomp id;
+
+    std::vector<object1*> o1;
+  };
+
+  #pragma db view object(object2) object(object1)
+  struct view
+  {
+    #pragma db column (object2::id.num3)
+    unsigned short num;
+
+    #pragma db column (object1::id.str3)
+    std::string str;
+  };
+}
+
+// Test one-to-many(i) relationship with composite id.
+//
+namespace test5
+{
+  struct object2;
+
+  #pragma db object table("test5_object1")
+  struct object1
+  {
+    object1 () {}
+    object1 (scomp const& i): id (i) {}
+
+    #pragma db id
+    scomp id;
+
+    object2* o2;
+  };
+
+  #pragma db object table("test5_object2")
+  struct object2
+  {
+    object2 () {}
+    object2 (ncomp const& i): id (i) {}
+
+    ~object2 ()
+    {
+      for (std::vector<object1*>::iterator i (o1.begin ());
+           i != o1.end (); ++i)
+        delete *i;
+    }
+
+    #pragma db id
+    ncomp id;
+
+    #pragma db inverse(o2)
+    std::vector<object1*> o1;
+  };
+
+  #pragma db view object(object2) object(object1)
+  struct view
+  {
+    #pragma db column (object2::id.num3)
+    unsigned short num;
+
+    #pragma db column (object1::id.str3)
+    std::string str;
+  };
+}
+
+// Test many-to-many(i) relationship with composite id.
+//
+namespace test6
+{
+  struct object2;
+
+  #pragma db object table("test6_object1")
+  struct object1
+  {
+    object1 () {}
+    object1 (scomp const& i): id (i) {}
+
+    #pragma db id
+    scomp id;
+
+    std::vector<object2*> o2;
+  };
+
+  #pragma db object table("test6_object2")
+  struct object2
+  {
+    object2 () {}
+    object2 (ncomp const& i): id (i) {}
+
+    ~object2 ()
+    {
+      for (std::vector<object1*>::iterator i (o1.begin ());
+           i != o1.end (); ++i)
+        delete *i;
+    }
+
+    #pragma db id
+    ncomp id;
+
+    #pragma db inverse(o2)
+    std::vector<object1*> o1;
+  };
+
+  #pragma db view object(object2) object(object1)
+  struct view
+  {
+    #pragma db column (object2::id.num3)
+    unsigned short num;
+
+    #pragma db column (object1::id.str3)
+    std::string str;
+  };
+}
+
+// Test object with composite id and version (optimistic concurrency).
+//
+namespace test7
+{
+  #pragma db object optimistic table("test7_object")
+  struct object
+  {
+    object () {}
+    object (scomp const& i, unsigned long n): id (i), num (n) {}
+
+    #pragma db id
+    scomp id;
+
+    #pragma db version
+    unsigned long ver;
+
+    unsigned long num;
+  };
+
+  inline bool
+  operator== (const object& x, const object& y)
+  {
+    return x.id == y.id && x.ver == y.ver && x.num == y.num ;
+  }
+}
+
+#endif // TEST_HXX