Index: openacs-4/packages/calendar/sql/postgresql/cal-item-create.sql
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/calendar/sql/postgresql/cal-item-create.sql,v
diff -u -r1.19.2.1 -r1.19.2.2
--- openacs-4/packages/calendar/sql/postgresql/cal-item-create.sql	28 Mar 2019 21:10:28 -0000	1.19.2.1
+++ openacs-4/packages/calendar/sql/postgresql/cal-item-create.sql	14 Dec 2020 09:36:11 -0000	1.19.2.2
@@ -97,8 +97,8 @@
 ';
 
 create index cal_items_on_which_calendar_idx on cal_items (on_which_calendar);
+create index cal_items_on_which_calendar_item_type_id_idx on cal_items(on_which_calendar, item_type_id);
 
-
 -------------------------------------------------------------
 CREATE TABLE cal_uids (
         -- primary key
