diff --git a/src/db/ndns-db-data-demo.sql b/src/db/ndns-db-data-demo.sql
new file mode 100644
index 0000000..8564207
--- /dev/null
+++ b/src/db/ndns-db-data-demo.sql
@@ -0,0 +1,40 @@
+
+delete from rrs;
+delete from rrsets;
+delete from zones;
+
+insert into zones (id, name) values 
+                  (1, "/"),   
+                  (2, "/net"),
+                  (3, "/net/ndnsim"),
+                  (4, "/dns/google/com"),
+                  (5, "/net/ndnsim/git/doc")
+                  ;
+
+insert into rrsets (id, zone_id, label, class, type, ndndata) values
+                   (1,   3,     "/www", NULL, "TXT", NULL),
+                   (2,   3,     "/doc", NULL, "TXT", NULL),
+                   (3,   2,     "/ndnsim", NULL, "NS", NULL),
+                   (4,   1,     "/net",  NULL,   "NS", NULL),
+                   (5,   4,     "/net",  NULL,   "NS", NULL),
+                   (6,   3,     "/git/www", NULL, "TXT", NULL),
+                   (7,   3,     "/git/doc", NULL, "NS", NULL),
+                   (8,   5,     "/www", NULL, "TXT", NULL),
+                   (9,   3,     "/repo/www", NULL, "TXT", NULL),
+                   (10,  3,     "/norrdata", NULL, "TXT", NULL)
+                   ;
+                   
+                   
+insert into rrs (id, rrset_id, ttl, rrdata) values
+                (1, 1, 3600, "/ucla"),
+                (2, 1, 8000, "/att"),
+                (3, 2, 3600, "/ucla"),
+                (4, 3, 4000, "/net/ndnsim2"),
+                (5, 4, 5000, "/net"),
+                (6, 5, 6000, "/net"),
+                (7, 3, 4000, "/net/ndnsim"),
+                (8, 6, 3000, "/net/ndnsim/git/www"),
+                (9, 7, 3000, "/net/ndnsim/git/doc"),
+                (10,8, 3000, "/net/ndnsim/git/doc/www"),
+                (11,9, 3000, "/net/ndnsim/repo/www")
+                ;