1 files changed, 17 insertions, 0 deletions
diff --git a/odb/pgsql/statement.hxx b/odb/pgsql/statement.hxx
index 863af53..146a34f 100644
--- a/odb/pgsql/statement.hxx
+++ b/odb/pgsql/statement.hxx
@@ -33,6 +33,9 @@ namespace odb
       virtual
       ~statement () = 0;
 
+      void
+      deallocate ();
+
     protected:
       statement (connection&,
                  const std::string& name,
@@ -62,6 +65,9 @@ namespace odb
     protected:
       connection& conn_;
       std::string name_;
+
+    private:
+      bool deallocated_;
     };
 
     class LIBODB_PGSQL_EXPORT select_statement: public statement
@@ -92,6 +98,17 @@ namespace odb
       void
       execute ();
 
+      void
+      cache () const
+      {
+      }
+
+      std::size_t
+      result_size () const
+      {
+        return row_count_;
+      }
+
       // Load next row columns into bound buffers.
       //
       result