From 3b457daf6b252ef31ec0611e7375aa4badd8e63d Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 18 Mar 2013 13:10:41 +0200
Subject: Add support for copying database models

---
 odb/semantics/relational/elements.cxx | 45 ++++++++++++++++++++++++++++++++++-
 1 file changed, 44 insertions(+), 1 deletion(-)

(limited to 'odb/semantics/relational/elements.cxx')

diff --git a/odb/semantics/relational/elements.cxx b/odb/semantics/relational/elements.cxx
index 89aa014..43c03c0 100644
--- a/odb/semantics/relational/elements.cxx
+++ b/odb/semantics/relational/elements.cxx
@@ -3,7 +3,10 @@
 // license   : GNU GPL v3; see accompanying LICENSE file
 
 #include <cutl/compiler/type-info.hxx>
-#include <odb/semantics/relational.hxx>
+
+#include <odb/semantics/relational/elements.hxx>
+#include <odb/semantics/relational/column.hxx>
+#include <odb/semantics/relational/primary-key.hxx>
 
 namespace semantics
 {
@@ -27,6 +30,46 @@ namespace semantics
     {
     }
 
+    // scope<uname>
+    //
+    template <>
+    void scope<uname>::
+    add_edge_left (names_type& e)
+    {
+      nameable_type& n (e.nameable ());
+      name_type const& name (e.name ());
+
+      typename names_map::iterator i (names_map_.find (name));
+
+      if (i == names_map_.end ())
+      {
+        typename names_list::iterator i;
+
+        // We want the order to be columns first, then the primary key,
+        // and then the foreign keys.
+        //
+        if (n.is_a<column> ())
+          i = names_.insert (first_key_, &e);
+        else
+        {
+          if (n.is_a<primary_key> ())
+            first_key_ = i = names_.insert (first_key_, &e);
+          else
+          {
+            i = names_.insert (names_.end (), &e);
+
+            if (first_key_ == names_.end ())
+              first_key_ = i;
+          }
+        }
+
+        names_map_[name] = i;
+        iterator_map_[&e] = i;
+      }
+      else
+        throw duplicate_name (*this, (*i->second)->nameable (), n);
+    }
+
     // type info
     //
     namespace
-- 
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