i have create table "Users" in postgresql db v.8.5
\d users
Table "public.users"
Column | Type | Modifiers
----------±-----------------------±----------
id | integer | not null
username | character varying(64) | not null
password | character varying(64) | not null
email | character varying(128) | not null
Indexes:
"users_pkey" PRIMARY KEY, btree (id)
"users_email_key" UNIQUE, btree (email)
"users_username_key" UNIQUE, btree (username)
but when i type "crud users", i`ve got
Error: Table "Users" does not have a primary key.