From acee0bb337fe1895a4d06166effccfbade095a1c Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 25 Mar 2011 14:15:11 +0200
Subject: Make queries without by-reference parameters immutable

This makes it possible to share such queries between multiple threads
without the need for synchronization.
---
 odb/sqlite/query.hxx | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'odb/sqlite/query.hxx')

diff --git a/odb/sqlite/query.hxx b/odb/sqlite/query.hxx
index 517fd2f..f694b2e 100644
--- a/odb/sqlite/query.hxx
+++ b/odb/sqlite/query.hxx
@@ -92,6 +92,12 @@ namespace odb
       query_params&
       operator= (const query_params&);
 
+      query_params&
+      operator+= (const query_params&);
+
+      void
+      add (details::shared_ptr<query_param>);
+
     private:
       typedef std::vector<details::shared_ptr<query_param> > params;
 
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