Index: openacs-4/packages/acs-core-docs/www/xml/developers-guide/tutorial-advanced.xml
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-core-docs/www/xml/developers-guide/tutorial-advanced.xml,v
diff -u -N -r1.58 -r1.59
--- openacs-4/packages/acs-core-docs/www/xml/developers-guide/tutorial-advanced.xml	4 Jul 2018 10:20:41 -0000	1.58
+++ openacs-4/packages/acs-core-docs/www/xml/developers-guide/tutorial-advanced.xml	24 Jul 2018 19:13:55 -0000	1.59
@@ -715,10 +715,10 @@
 
 		if { $use_categories_p == 1 && $category_id ne "" } {
 
-			set from_clause "category_object_map com, acs_named_objects nam"
+			set from_clause "category_object_map com, acs_named_objects ano"
 			set_where_clause "com.object_id = qa.entry_id and
-								nam.package_id = :package_id and
-								com.object_id = nam.object_id and
+								ano.package_id = :package_id and
+								com.object_id = ano.object_id and
 								com.category_id = :category_id"
 			
 			...
@@ -1573,7 +1573,7 @@
     file so that new installation will have the new data model.</para>
 
     <para>Next, check what version your package is currently at. For
-    example, it may be at version 1.0b1. Create a file in 
+    example, it may be at version 1.0b1. Create a file in
     sql/postgres/upgrade called packagename-1.0b1-1.0b2.sql and put
     the SQL code that will update the data model. For example, if you
     add in a column, you would have an alter table add column