OpenERP: hr_department scripts

Main fields: hr_department(id, name, parent_id, company_id, manager_id)
Screenshot:

CREATE TABLE hr_department
(
  id serial NOT NULL,
  create_uid integer,
  create_date timestamp without time zone,
  write_date timestamp without time zone,
  write_uid integer,
  note text, -- Note
  parent_id integer, -- Parent Department
  "name" character varying(64) NOT NULL, -- Department Name
  company_id integer, -- Company
  manager_id integer, -- Manager
  CONSTRAINT hr_department_pkey PRIMARY KEY (id),
  CONSTRAINT hr_department_company_id_fkey FOREIGN KEY (company_id)
      REFERENCES res_company (id) MATCH SIMPLE
      ON UPDATE NO ACTION ON DELETE SET NULL,
  CONSTRAINT hr_department_create_uid_fkey FOREIGN KEY (create_uid)
      REFERENCES res_users (id) MATCH SIMPLE
      ON UPDATE NO ACTION ON DELETE SET NULL,
  CONSTRAINT hr_department_manager_id_fkey FOREIGN KEY (manager_id)
      REFERENCES hr_employee (id) MATCH SIMPLE
      ON UPDATE NO ACTION ON DELETE SET NULL,
  CONSTRAINT hr_department_parent_id_fkey FOREIGN KEY (parent_id)
      REFERENCES hr_department (id) MATCH SIMPLE
      ON UPDATE NO ACTION ON DELETE SET NULL,
  CONSTRAINT hr_department_write_uid_fkey FOREIGN KEY (write_uid)
      REFERENCES res_users (id) MATCH SIMPLE
      ON UPDATE NO ACTION ON DELETE SET NULL
)
WITH (
  OIDS=FALSE
);
ALTER TABLE hr_department OWNER TO "admin";
COMMENT ON TABLE hr_department IS 'hr.department';
COMMENT ON COLUMN hr_department.note IS 'Note';
COMMENT ON COLUMN hr_department.parent_id IS 'Parent Department';
COMMENT ON COLUMN hr_department."name" IS 'Department Name';
COMMENT ON COLUMN hr_department.company_id IS 'Company';
COMMENT ON COLUMN hr_department.manager_id IS 'Manager';


CREATE INDEX hr_department_company_id_index
  ON hr_department
  USING btree
  (company_id);

CREATE INDEX hr_department_parent_id_index
  ON hr_department
  USING btree
  (parent_id);