From 1896d36996ab48ed7271e855d7e32b4e61f64896 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 23 Apr 2012 16:48:00 +0200
Subject: Polymorphic inheritance support

---
 odb/exceptions.cxx | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'odb/exceptions.cxx')

diff --git a/odb/exceptions.cxx b/odb/exceptions.cxx
index b200843..d56711c 100644
--- a/odb/exceptions.cxx
+++ b/odb/exceptions.cxx
@@ -94,6 +94,18 @@ namespace odb
     return "query result is not cached";
   }
 
+  const char* abstract_class::
+  what () const throw ()
+  {
+    return "database operation on instance of abstract class";
+  }
+
+  const char* no_type_info::
+  what () const throw ()
+  {
+    return "no type information";
+  }
+
   unknown_schema::
   unknown_schema (const std::string& name)
       : name_ (name)
-- 
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