diff --git a/reports/key_list.sql b/reports/key_list.sql
index e69a8cb..eef06a8 100644
--- a/reports/key_list.sql
+++ b/reports/key_list.sql
@@ -1,5 +1,15 @@
 \timing
 
+/*--------------------------------------------------
+maintain statment level triggers to update a master log of keys
+* table based listing
+* composite type maintenance
+
+potential updates sources/events
+* tps.trans insert
+* tps.trans re-map
+--------------------------------------------------*/
+
 WITH ok AS (
     SELECT
         srce,