diff --git a/database/db_types.anubis b/database/db_types.anubis
index a82a42f..d46b816 100644
--- a/database/db_types.anubis
+++ b/database/db_types.anubis
@@ -81,3 +81,26 @@ public type SQLite3_update_field:
 
   
   
+/********** Some default type values ********************/
+
+public define Maybe(DB_datetime)
+  get_dummy_DB_datetime
+  =
+  success(db_datetime("")).
+
+public define DB_datetime
+  now
+  =
+  _Int_to_ISO_8601_datetime(now).
+  
+  
+public define Maybe(DB_time)
+  get_dummy_DB_time
+  =
+  success(db_time("")).
+  
+public define Maybe(DB_date)
+  get_dummy_DB_date
+  =
+  success(db_date("")).
+
--
libgit2 0.21.4