Index: library/mongodb/example-nx-reference-one.tcl
===================================================================
diff -u -N -rc9ef41c49f482a38e89f7cffc54cabf909710425 -ra77464d1f7a06117c621560ec519dc4d387ed5df
--- library/mongodb/example-nx-reference-one.tcl	(.../example-nx-reference-one.tcl)	(revision c9ef41c49f482a38e89f7cffc54cabf909710425)
+++ library/mongodb/example-nx-reference-one.tcl	(.../example-nx-reference-one.tcl)	(revision a77464d1f7a06117c621560ec519dc4d387ed5df)
@@ -12,9 +12,10 @@
 ::nx::mongo::db connect -db "tutorial"
 
 # Make sure, we start always from scratch
-nx::mongo::db remove tutorial.users {}
-nx::mongo::db remove tutorial.posts {}
+nx::mongo::db drop collection users
+nx::mongo::db drop collection posts
 
+
 ######################################################################
 # The first approach to implement references simply as an property.
 # This is just feasible in cases, where the user has just a name and