-- Create "PostalCode" table
CREATE TABLE "public"."PostalCode" (
  "Id" bigserial NOT NULL,
  "Code" character varying(5) NULL,
  "Village_Code" character varying(10) NULL,
  PRIMARY KEY ("Id"),
  CONSTRAINT "uni_PostalCode_Code" UNIQUE ("Code"),
  CONSTRAINT "fk_Village_PostalCodes" FOREIGN KEY ("Village_Code") REFERENCES "public"."Village" ("Code") ON UPDATE NO ACTION ON DELETE NO ACTION
);