From 3f984b260e67ee5f2ac3cb9b85e0f3f2f95a7fc7 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 10 Sep 2010 12:57:27 +0200
Subject: Add support for result caching

---
 odb/result.hxx | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'odb')

diff --git a/odb/result.hxx b/odb/result.hxx
index 7501326..163b619 100644
--- a/odb/result.hxx
+++ b/odb/result.hxx
@@ -67,6 +67,9 @@ namespace odb
     virtual void
     next () = 0;
 
+    virtual void
+    cache () = 0;
+
   protected:
     void
     current (pointer_type p)
@@ -216,6 +219,18 @@ namespace odb
       return *this;
     }
 
+    // Cache the result instead of fetching the data from the database
+    // one object at a time. This is necessary if you plan on performing
+    // database operations while iterating over the result.
+    //
+  public:
+    void
+    cache ()
+    {
+      if (impl_)
+        impl_->cache ();
+    }
+
   public:
     iterator
     begin ()
-- 
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