Index: openacs-4/packages/acs-kernel/sql/postgresql/upgrade/upgrade-5.0a4-5.0a5.sql
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-kernel/sql/postgresql/upgrade/Attic/upgrade-5.0a4-5.0a5.sql,v
diff -u -N
--- openacs-4/packages/acs-kernel/sql/postgresql/upgrade/upgrade-5.0a4-5.0a5.sql	9 Nov 2003 12:51:52 -0000	1.1
+++ /dev/null	1 Jan 1970 00:00:00 -0000
@@ -1,32 +0,0 @@
--- for postgresql 7.4 the || op needs an explicit cast.
-
-create or replace function tree_left(varbit) returns varbit as '
-
--- Create a key less than or equal to that of any child of the
--- current key.
-
-declare
-  key      alias for $1;
-begin
-  if key is null then
-    return ''X00''::varbit;
-  else
-    return key || ''X00''::varbit;
-  end if;
-end;' language 'plpgsql' with(iscachable);
-
-create or replace function tree_right(varbit) returns varbit as '
-
--- Create a key greater or equal to that of any child of the current key.
--- Used in BETWEEN expressions to select the subtree rooted at the given
--- key. 
-
-declare
-  key      alias for $1;
-begin
-  if key is null then
-    return ''XFFFFFFFF''::varbit;
-  else
-    return key || ''XFFFFFFFF''::varbit;
-  end if;
-end;' language 'plpgsql' with(iscachable);