--- a/doc/fuse_db.sql	Sun Oct 12 21:59:52 2008 +0300
+++ b/doc/fuse_db.sql	Mon Oct 13 02:27:59 2008 +0300
@@ -5,3 +5,7 @@
 INSERT INTO inodes VALUES (2, 'REG', 292, 0);
 INSERT INTO file_tree (name, parent, inode) VALUES ('foo', 1, 2);
 
+ALTER TABLE file_tree ALTER COLUMN name DROP NOT NULL;
+ALTER TABLE file_tree ALTER COLUMN parent DROP NOT NULL;
+INSERT INTO file_tree (name, parent, inode) VALUES (NULL, NULL, 1);
+