1 files changed, 16 insertions, 0 deletions
diff --git a/odb/pgsql/forward.hxx b/odb/pgsql/forward.hxx
index e164bf1..d028f4d 100644
--- a/odb/pgsql/forward.hxx
+++ b/odb/pgsql/forward.hxx
@@ -13,6 +13,13 @@ namespace odb
 {
   namespace pgsql
   {
+    namespace core
+    {
+      using namespace odb::common;
+    }
+
+    //
+    //
     class database;
     class connection;
     typedef details::shared_ptr<connection> connection_ptr;
@@ -21,6 +28,15 @@ namespace odb
     class transaction;
     class tracer;
 
+    namespace core
+    {
+      using pgsql::database;
+      using pgsql::connection;
+      using pgsql::connection_ptr;
+      using pgsql::transaction;
+      using pgsql::statement;
+    }
+
     // Implementation details.
     //
     enum statement_kind