KODING CHALLENGE change your configs at configs/config.json Please run the following sql code. CREATE DATABASE koding_challenge WITH OWNER = postgres ENCODING = 'UTF8' TABLESPACE = pg_default LC_COLLATE = 'C' LC_CTYPE = 'C' CONNECTION LIMIT = -1; CREATE TABLE accounts ( username character varying(100) NOT NULL, count integer, metric character varying(100) NOT NULL, "timestamp" timestamp without time zone DEFAULT timezone('utc'::text, now()) )