1 files changed, 0 insertions, 51 deletions
diff --git a/odb/traversal/relational/key.hxx b/odb/traversal/relational/key.hxx
deleted file mode 100644
index c887198..0000000
--- a/odb/traversal/relational/key.hxx
+++ /dev/null
@@ -1,51 +0,0 @@
-// file      : odb/traversal/relational/key.hxx
-// copyright : Copyright (c) 2009-2019 Code Synthesis Tools CC
-// license   : GNU GPL v3; see accompanying LICENSE file
-
-#ifndef ODB_TRAVERSAL_RELATIONAL_KEY_HXX
-#define ODB_TRAVERSAL_RELATIONAL_KEY_HXX
-
-#include <odb/semantics/relational/key.hxx>
-#include <odb/traversal/relational/elements.hxx>
-
-namespace traversal
-{
-  namespace relational
-  {
-    struct contains: edge<semantics::relational::contains>
-    {
-      contains () {}
-      contains (node_dispatcher& n) {node_traverser (n);}
-
-      virtual void
-      traverse (type&);
-    };
-
-    template <typename T>
-    struct key_template: node<T>
-    {
-    public:
-      virtual void
-      traverse (T& k)
-      {
-        contains (k);
-      }
-
-      virtual void
-      contains (T& k)
-      {
-        contains (k, *this);
-      }
-
-      virtual void
-      contains (T& k, edge_dispatcher& d)
-      {
-        this->iterate_and_dispatch (k.contains_begin (), k.contains_end (), d);
-      }
-    };
-
-    struct key: key_template<semantics::relational::key> {};
-  }
-}
-
-#endif // ODB_TRAVERSAL_RELATIONAL_KEY_HXX