From acd66db1ce8aa960b34710857ce990dd048cd3ae Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 8 Apr 2013 11:13:52 +0200
Subject: Generate add/drop foreign key migration statements

Also add the --fkeys-deferrable-mode option. General schemas generation
rework.
---
 evolution/drop-foreign-key/model.hxx | 45 ++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 evolution/drop-foreign-key/model.hxx

(limited to 'evolution/drop-foreign-key/model.hxx')

diff --git a/evolution/drop-foreign-key/model.hxx b/evolution/drop-foreign-key/model.hxx
new file mode 100644
index 0000000..4f41329
--- /dev/null
+++ b/evolution/drop-foreign-key/model.hxx
@@ -0,0 +1,45 @@
+// file      : evolution/drop-foreign-key/model.hxx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef MODEL_VERSION
+#  error model.hxx included directly
+#endif
+
+#include <string>
+
+#include <odb/core.hxx>
+
+#pragma db model version(1, MODEL_VERSION)
+
+#define MODEL_NAMESPACE_IMPL(V) v##V
+#define MODEL_NAMESPACE(V) MODEL_NAMESPACE_IMPL(V)
+
+namespace MODEL_NAMESPACE(MODEL_VERSION)
+{
+  #pragma db object
+  struct object
+  {
+    #pragma db id
+    unsigned long id_;
+
+#if MODEL_VERSION == 2
+    object* o1;
+    object* o2;
+
+    object (unsigned long id = 0): id_ (id), o1 (0), o2 (0) {}
+    ~object () {delete o1; delete o2;}
+#else
+    #pragma db null
+    unsigned long o1;
+
+    #pragma db null
+    unsigned long o2;
+
+    object (unsigned long id = 0): id_ (id) {}
+#endif
+  };
+}
+
+#undef MODEL_NAMESPACE
+#undef MODEL_NAMESPACE_IMPL
-- 
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