Index: openacs-4/packages/acs-kernel/sql/postgresql/upgrade/upgrade-5.10.0d10-5.10.0d11.sql
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-kernel/sql/postgresql/upgrade/upgrade-5.10.0d10-5.10.0d11.sql,v
diff -u -r1.3 -r1.4
--- openacs-4/packages/acs-kernel/sql/postgresql/upgrade/upgrade-5.10.0d10-5.10.0d11.sql	29 Jan 2019 11:30:22 -0000	1.3
+++ openacs-4/packages/acs-kernel/sql/postgresql/upgrade/upgrade-5.10.0d10-5.10.0d11.sql	31 Jan 2019 13:21:13 -0000	1.4
@@ -8,6 +8,7 @@
 --
 select define_function_args('util__table_column_exists','p_table,p_column');
 
+DROP FUNCTION if exists util__table_column_exists(text,text);
 CREATE OR REPLACE FUNCTION util__table_column_exists(
    p_table  text,
    p_column text