From bcf5fce175953bec0fd2725968828850a74d8539 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 7 Nov 2011 15:00:06 +0200
Subject: Add support for SQL statement tracing

---
 odb/tracer.hxx | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 odb/tracer.hxx

(limited to 'odb/tracer.hxx')

diff --git a/odb/tracer.hxx b/odb/tracer.hxx
new file mode 100644
index 0000000..9a8ec88
--- /dev/null
+++ b/odb/tracer.hxx
@@ -0,0 +1,38 @@
+// file      : odb/tracer.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_TRACER_HXX
+#define ODB_TRACER_HXX
+
+#include <odb/pre.hxx>
+
+#include <odb/forward.hxx>
+#include <odb/details/export.hxx>
+
+namespace odb
+{
+  class LIBODB_EXPORT tracer
+  {
+  public:
+    virtual
+    ~tracer ();
+
+    virtual void
+    prepare (connection&, const statement&);
+
+    virtual void
+    execute (connection&, const statement&);
+
+    virtual void
+    execute (connection&, const char* statement) = 0;
+
+    virtual void
+    deallocate (connection&, const statement&);
+  };
+}
+
+#include <odb/post.hxx>
+
+#endif // ODB_TRACER_HXX
-- 
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