From 8f59ca1a8d7093655f8f7d61f101abc6df3839d5 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 24 Mar 2011 12:35:08 +0200
Subject: Generalization work for MySQL and SQLite support

---
 odb/common.hxx | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'odb/common.hxx')

diff --git a/odb/common.hxx b/odb/common.hxx
index 8bf7b8e..f0c2d5a 100644
--- a/odb/common.hxx
+++ b/odb/common.hxx
@@ -110,15 +110,22 @@ struct object_columns_base: traversal::class_, virtual context
   virtual void
   composite (semantics::data_member&, semantics::class_&);
 
+  // Called after the last column, provided at least one column hasn't
+  // been ignored.
+  //
+  virtual void
+  flush ();
+
 public:
   object_columns_base ()
-      : member_ (*this)
+      : top_level_ (true), member_ (*this)
   {
     init ();
   }
 
   object_columns_base (object_columns_base const&)
       : context (), //@@ -Wextra
+        top_level_ (true),
         member_ (*this)
   {
     init ();
@@ -159,6 +166,8 @@ private:
     bool first_;
   };
 
+  bool top_level_;
+
   member member_;
   traversal::names names_;
   traversal::inherits inherits_;
-- 
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