Index: openacs-4/packages/acs-content-repository/sql/postgresql/upgrade/upgrade-5.9.1d25-5.9.1d26.sql
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-content-repository/sql/postgresql/upgrade/upgrade-5.9.1d25-5.9.1d26.sql,v
diff -u -r1.1.2.1 -r1.1.2.2
--- openacs-4/packages/acs-content-repository/sql/postgresql/upgrade/upgrade-5.9.1d25-5.9.1d26.sql	4 Jan 2017 15:54:48 -0000	1.1.2.1
+++ openacs-4/packages/acs-content-repository/sql/postgresql/upgrade/upgrade-5.9.1d25-5.9.1d26.sql	4 Feb 2017 14:09:01 -0000	1.1.2.2
@@ -1,8 +1,7 @@
 --
--- Fix of change from d23-24 since trigger was fired too early (at
--- least for main usages)
+-- This change is required by a change of behavior in PostgreSQL 9.3
+-- (analysis and fix by Guenter Ernst).
 --
-
 -- The old trigger tried to update a deleted ROW,
 -- 03/Jan/2017:16:00:36][4864.7f6e84a99700][-conn:production:7-]
 -- ERROR:  tuple to be updated was already modified by an operation triggered by the current command