Index: openacs-4/packages/categories/tcl/category-synonyms-procs-oracle.xql
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/tcl/category-synonyms-procs-oracle.xql,v
diff -u -N -r1.1 -r1.2
--- openacs-4/packages/categories/tcl/category-synonyms-procs-oracle.xql	11 Feb 2004 13:25:28 -0000	1.1
+++ openacs-4/packages/categories/tcl/category-synonyms-procs-oracle.xql	21 Nov 2017 11:44:36 -0000	1.2
@@ -49,11 +49,4 @@
       </querytext>
 </fullquery>
 
-<fullquery name="category_synonym::search_sweeper.delete_old_searches">
-      <querytext>
-		delete from category_search
-		where last_queried < sysdate - 1
-      </querytext>
-</fullquery>
-
 </queryset>
Index: openacs-4/packages/categories/tcl/category-synonyms-procs-postgresql.xql
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/tcl/category-synonyms-procs-postgresql.xql,v
diff -u -N -r1.2 -r1.3
--- openacs-4/packages/categories/tcl/category-synonyms-procs-postgresql.xql	21 Oct 2004 22:53:14 -0000	1.2
+++ openacs-4/packages/categories/tcl/category-synonyms-procs-postgresql.xql	21 Nov 2017 11:44:36 -0000	1.3
@@ -41,11 +41,4 @@
       </querytext>
 </fullquery>
 
-<fullquery name="category_synonym::search_sweeper.delete_old_searches">
-      <querytext>
-		delete from category_search
-		where last_queried < current_timestamp - cast('1 days' as interval)
-      </querytext>
-</fullquery>
-
 </queryset>
Index: openacs-4/packages/categories/tcl/category-synonyms-procs.xql
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/tcl/category-synonyms-procs.xql,v
diff -u -N
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ openacs-4/packages/categories/tcl/category-synonyms-procs.xql	21 Nov 2017 11:44:36 -0000	1.1
@@ -0,0 +1,11 @@
+<?xml version="1.0"?>
+<queryset>
+
+  <fullquery name="category_synonym::search_sweeper.delete_old_searches">
+    <querytext>
+      delete from category_search
+      where last_queried < current_timestamp - interval '1' day
+    </querytext>
+  </fullquery>
+
+</queryset>