diff --git a/project.clj b/project.clj
index 89f3beb..86181f2 100644
--- a/project.clj
+++ b/project.clj
@@ -8,7 +8,8 @@
                  [gorillalabs/neo4j-clj "1.1.0"]
                  [hiccup "1.0.5"]
                  [buddy/buddy-hashers "1.3.0"
-                  :exclusions [commons-codec]]]
+                  :exclusions [commons-codec]]
+                 [clj-time "0.14.4"]]
   :plugins [[lein-ring "0.9.7"]]
   :ring {:handler wanijo.handler/app}
   :profiles {:dev {:dependencies
diff --git a/src/wanijo/attribute/domain.clj b/src/wanijo/attribute/domain.clj
new file mode 100644
index 0000000..af06d62
--- /dev/null
+++ b/src/wanijo/attribute/domain.clj
@@ -0,0 +1,17 @@
+(ns wanijo.attribute.domain
+  (:require [clojure.spec.alpha :as spec]
+            [wanijo.framework.neo4j :as neo4j]))
+
+(neo4j/defquery
+  findy-by-schema
+  "MATCH (a:attribute)-->(s:schema)
+   WHERE s.uuid = {uuid}
+   RETURN a
+   ORDER BY a.name")
+
+(defn find-by-schema! [schema-uuid]
+  (->>
+   (neo4j/exec-query!
+    findy-by-schema
+    {:uuid schema-uuid})
+   (map :a)))
diff --git a/src/wanijo/framework/auth.clj b/src/wanijo/framework/auth.clj
index abd587f..a70d679 100644
--- a/src/wanijo/framework/auth.clj
+++ b/src/wanijo/framework/auth.clj
@@ -19,7 +19,7 @@
       (-> (redirect "/login")
           (assoc :flash :invalid-credentials)))))
 
-(defn login [req]
+(defn login! [req]
   (view/layout!
    :content
    [[:h1 "Kama ken"]
@@ -37,7 +37,7 @@
      (anti-forgery-field))]))
 
 (defroutes routes
-  (GET "/login" [] login)
+  (GET "/login" [] login!)
   (POST "/login-check" [] login-check!)
   (GET "/logout" [] (-> (redirect "/login")
                         (assoc :session nil))))
diff --git a/src/wanijo/framework/neo4j.clj b/src/wanijo/framework/neo4j.clj
index bfcbe49..6c62caa 100644
--- a/src/wanijo/framework/neo4j.clj
+++ b/src/wanijo/framework/neo4j.clj
@@ -1,6 +1,8 @@
 (ns wanijo.framework.neo4j
   (:require [neo4j-clj.core :as db]
-            [wanijo.framework.devmode :as devmode])
+            [wanijo.framework.devmode :as devmode]
+            [clj-time.format :as time-format]
+            [clj-time.local :as time-local])
   (:import (java.util UUID)))
 
 (def conn
@@ -23,10 +25,15 @@
        (filter #(> (count %) 0))
        (clojure.string/join \newline)))
 
-(defn exec-query [qry params]
+(defn exec-query! [qry params]
   (with-open [session (db/get-session @conn)]
     (devmode/send-to-bar
      (str (butiful-query qry)
           "<br>---Params---<br>"
           params))
     (qry session params)))
+
+(defn now-str []
+  (time-format/unparse
+   (time-format/formatters :basic-date-time)
+   (time-local/local-now)))
diff --git a/src/wanijo/framework/repl.clj b/src/wanijo/framework/repl.clj
index e441f49..cf9461f 100644
--- a/src/wanijo/framework/repl.clj
+++ b/src/wanijo/framework/repl.clj
@@ -11,7 +11,7 @@
       SET n.uuid = {uuid}")
 
 (defn create-user! [ident pw]
-  (neo4j/exec-query
+  (neo4j/exec-query!
    create-user
    {:ident ident
     :pw (hashers/derive pw)
diff --git a/src/wanijo/framework/time.clj b/src/wanijo/framework/time.clj
new file mode 100644
index 0000000..b9f0fa8
--- /dev/null
+++ b/src/wanijo/framework/time.clj
@@ -0,0 +1,2 @@
+(ns wanijo.framework.time
+  (:require [clj-time.core :as t]))
diff --git a/src/wanijo/framework/view.clj b/src/wanijo/framework/view.clj
index d7eb809..c17d6a0 100644
--- a/src/wanijo/framework/view.clj
+++ b/src/wanijo/framework/view.clj
@@ -36,7 +36,7 @@
          (when authed?
            [:section.header-content
             (btnlink "/schema" "Jaki ijo" "header-content__link")
-            (btnlink "/logout" "Lape" "header-content__link")])]
+            (btnlink "/logout" "Lape!" "header-content__link")])]
         [:nav (when authed? "nav")]
         (vec (concat [:main] content))
         [:aside (when authed? "aside")]
diff --git a/src/wanijo/schema/domain.clj b/src/wanijo/schema/domain.clj
index b442b0d..332c468 100644
--- a/src/wanijo/schema/domain.clj
+++ b/src/wanijo/schema/domain.clj
@@ -6,10 +6,8 @@
   (spec/and string? not-empty))
 
 (spec/def ::created-at
-  (spec/or :int (spec/and int?
-                          #(> % 20000101000000))
-           :str (spec/and string?
-                          #(re-matches #"\d{4}\d{2}\d{2}\d{2}\d{2}\d{2}" %))))
+  (spec/and string?
+            #(re-matches #"\d{4}\d{2}\d{2}T\d{2}\d{2}\d{2}\.\d{3}Z" %)))
 
 (neo4j/defquery
   all-created-by
@@ -19,10 +17,11 @@
    ORDER BY s.name")
 
 (defn all-created-by! [user-uuid]
-  (map :s
-       (neo4j/exec-query
-        all-created-by
-        {:uuid user-uuid})))
+  (->>
+   (neo4j/exec-query!
+    all-created-by
+    {:uuid user-uuid})
+   (map :s)))
 
 (neo4j/defquery
   create-new
@@ -31,28 +30,63 @@
    CREATE (s:schema)-[:created_by]->(u)
    SET s.name = {name}
    SET s.uuid = {s_uuid}
+   SET s.created_at = {created_at}
    RETURN s")
 
 (defn create-new! [name user-uuid]
   (->>
-   (neo4j/exec-query
+   (neo4j/exec-query!
     create-new
     {:u_uuid user-uuid
      :name name
-     :s_uuid (neo4j/uuid)})
+     :s_uuid (neo4j/uuid)
+     :created_at (neo4j/now-str)})
    first
    :uuid))
 
 (neo4j/defquery
-  find-by-id!
+  find-by-uuid
   "MATCH (s:schema)
    WHERE s.uuid = {uuid}
    RETURN s")
 
 (defn find-by-uuid! [uuid]
   (->>
-   (neo4j/exec-query
-    find-by-id!
+   (neo4j/exec-query!
+    find-by-uuid
     {:uuid uuid})
    first
    :s))
+
+(neo4j/defquery
+  schema-creator
+  "MATCH (s:schema)-->(u:user)
+   WHERE s.uuid = {uuid}
+   RETURN u.uuid as uuid")
+
+(defn find-schema-creator! [uuid]
+  (->>
+   (neo4j/exec-query!
+    schema-creator
+    {:uuid uuid})
+   first
+   :uuid))
+
+(defn can-user-modify? [schema-uuid user-uuid]
+  (let [creator (find-schema-creator! schema-uuid)]
+    (= creator user-uuid)))
+
+(neo4j/defquery
+  delete
+  "MATCH (s:schema)
+   WHERE s.uuid = {uuid}
+   OPTIONAL MATCH (s)--(a:attribute)
+   DELETE a
+   WITH s
+   MATCH (s)-[c]-()
+   DELETE c, s")
+
+(defn delete! [uuid]
+  (neo4j/exec-query!
+   delete
+   {:uuid uuid}))
diff --git a/src/wanijo/schema/routes.clj b/src/wanijo/schema/routes.clj
index 20fd9c6..decb183 100644
--- a/src/wanijo/schema/routes.clj
+++ b/src/wanijo/schema/routes.clj
@@ -1,10 +1,11 @@
 (ns wanijo.schema.routes
-  (:require [compojure.core :refer [defroutes GET POST]]
+  (:require [compojure.core :refer [defroutes GET POST DELETE]]
             [ring.util.response :as resp]
             [wanijo.framework.view :as view]
             [wanijo.framework.form :as form]
             [wanijo.schema.domain :as domain]
-            [wanijo.schema.view :as view-schema]))
+            [wanijo.schema.view :as view-schema]
+            [wanijo.attribute.domain :as attr-domain]))
 
 (defn new! [req]
   (if (form/valid? view-schema/new-form req)
@@ -16,12 +17,20 @@
     (view-schema/overview! req)))
 
 (defn show-schema! [uuid session]
-  (println uuid session)
   (view-schema/show-schema!
    (domain/find-by-uuid! uuid)
+   (attr-domain/find-by-schema! uuid)
    session))
 
+(defn delete-schema! [uuid session]
+  (if (domain/can-user-modify? uuid (:uuid session))
+    (do
+      (domain/delete! uuid)
+      (resp/redirect "/schema"))
+    {:status 403}))
+
 (defroutes routes
   (GET "/schema" [] view-schema/overview!)
   (GET "/schema/:uuid" [uuid :as req] (show-schema! uuid (:session req)))
-  (POST "/schema/new" [] new!))
+  (POST "/schema/new" [] new!)
+  (DELETE "/schema/:uuid/delete" [uuid :as req] (delete-schema! uuid (:session req))))
diff --git a/src/wanijo/schema/view.clj b/src/wanijo/schema/view.clj
index 3a518c2..cacb046 100644
--- a/src/wanijo/schema/view.clj
+++ b/src/wanijo/schema/view.clj
@@ -8,7 +8,7 @@
 (def new-form
   {:fields {:schema-name {:label "Nimi"
                           :required true
-                          :spec :wanijo.domain.schema/name}}})
+                          :spec ::domain/name}}})
 
 (defn overview! [req]
   (let [session (:session req)
@@ -37,8 +37,19 @@
        (hform/submit-button "Pali")
        (anti-forgery-field))])))
 
-(defn show-schema! [schema session]
+(defn show-schema! [schema attrs session]
   (view/layout!
    :session session
    :content
-   [[:h1 "Jaki ijo " (:name schema)]]))
+   [[:h1 "Jaki ijo " (:name schema)]
+    (hform/form-to
+     [:post "/schema/edit"])
+    [:h2 "Lili wan e jaki ijo"]
+    [:ul
+     (for [attr attrs]
+       [:li (:name attr)])]
+    [:h2 "Mute pali"]
+    (hform/form-to
+     [:delete (str "/schema/" (:uuid schema) "/delete")]
+     (anti-forgery-field)
+     (hform/submit-button "Pakala!"))]))
diff --git a/src/wanijo/user/domain.clj b/src/wanijo/user/domain.clj
index ac8c543..0572fdd 100644
--- a/src/wanijo/user/domain.clj
+++ b/src/wanijo/user/domain.clj
@@ -9,7 +9,7 @@
 
 (defn find! [ident]
   (->> 
-   (neo4j/exec-query
+   (neo4j/exec-query!
     find-user
     {:ident ident})
    first