Index: db-scripts/ddl.sql
===================================================================
--- db-scripts/ddl.sql	(revision 86158850756b7b97df263e784aecbbae73d37b17)
+++ db-scripts/ddl.sql	(revision c4c43f36be9f46e4a3e8aaf7198b6db598eb6d5d)
@@ -73,6 +73,4 @@
     training_user_id BIGINT
         REFERENCES TRAINING_USERS(user_id) ON DELETE CASCADE,
-    weight_user_id BIGINT
-        REFERENCES WEIGHT_USERS(user_id) ON DELETE CASCADE,
     duration NUMERIC,
     calories NUMERIC,
@@ -83,7 +81,5 @@
 CREATE TABLE DISCIPLINE_USERS (
     user_id BIGINT PRIMARY KEY
-        REFERENCES USERS(user_id) ON DELETE CASCADE,
-    num_tasks INTEGER,
-    tasks TEXT
+        REFERENCES USERS(user_id) ON DELETE CASCADE
 );
 
@@ -92,7 +88,5 @@
     user_id BIGINT
         REFERENCES USERS(user_id) ON DELETE CASCADE,
-    name TEXT NOT NULL,
-    num_tasks INTEGER,
-    tasks TEXT
+    name TEXT NOT NULL
 );