-- This script was generated by a beta version of the ERD tool in pgAdmin 4. -- Please log an issue at https://redmine.postgresql.org/projects/pgadmin4/issues/new if you find any bugs, including reproduction steps. BEGIN; CREATE TABLE IF NOT EXISTS public.axis ( id SERIAL, name character varying(255), entity_id integer, PRIMARY KEY (id) ); CREATE TABLE IF NOT EXISTS public.employee ( id SERIAL, name character varying(255), firstname character varying(255), mail character varying(255), address character varying(255), zipcode bigint, city character varying(255), phonenumber bigint, mobilenumber bigint, socialinsurance bigint, persontocontactname character varying(255), persontocontactphone bigint, "position" character varying(255), salary money, entrydate timestamp without time zone, exitdate timestamp without time zone, contracttype character varying(255), dbuser_id integer, PRIMARY KEY (id) ); CREATE TABLE IF NOT EXISTS public.entity ( id SERIAL, type character varying(255), parent_id bigint, description text, PRIMARY KEY (id) ); CREATE TABLE IF NOT EXISTS public.project ( id SERIAL, name character varying(255), entity_id integer, PRIMARY KEY (id) ); ALTER TABLE public.axis ADD FOREIGN KEY (entity_id) REFERENCES public.entity (id) NOT VALID; ALTER TABLE public.employee ADD FOREIGN KEY (dbuser_id) REFERENCES public.dbuser (id) NOT VALID; ALTER TABLE public.project ADD FOREIGN KEY (entity_id) REFERENCES public.entity (id) NOT VALID; END;