Get rid of the session mechanism for now

Add low-level API instead.

1 files changed, 0 insertions, 8 deletions

diff --git a/odb/exceptions.hxx b/odb/exceptions.hxx
index 4b5909b..b677503 100644
--- a/odb/exceptions.hxx
+++ b/odb/exceptions.hxx
@@ -28,14 +28,6 @@ namespace odb
   {
   };
 
-  struct already_in_session: odb::exception
-  {
-  };
-
-  struct not_in_session: odb::exception
-  {
-  };
-
   struct object_not_persistent: odb::exception
   {
   };