-- Create "PostalRegion" table
CREATE TABLE "public"."PostalRegion" (
  "Id" bigserial NOT NULL,
  "Village_Code" character varying(10) NULL,
  "Code" character varying(5) NULL,
  PRIMARY KEY ("Id"),
  CONSTRAINT "uni_PostalRegion_Code" UNIQUE ("Code"),
  CONSTRAINT "fk_PostalRegion_Village" FOREIGN KEY ("Village_Code") REFERENCES "public"."Village" ("Code") ON UPDATE NO ACTION ON DELETE NO ACTION
);
-- Rename a column from "PostalCode_Code" to "PostalRegion_Code"
ALTER TABLE "public"."PersonAddress" RENAME COLUMN "PostalCode_Code" TO "PostalRegion_Code";
-- Modify "PersonAddress" table
ALTER TABLE "public"."PersonAddress" DROP CONSTRAINT "fk_PersonAddress_PostalCode", ADD COLUMN "LocationType_Code" character varying(10) NULL, ADD CONSTRAINT "fk_PersonAddress_PostalRegion" FOREIGN KEY ("PostalRegion_Code") REFERENCES "public"."PostalRegion" ("Code") ON UPDATE NO ACTION ON DELETE NO ACTION;
-- Drop "PostalCode" table
DROP TABLE "public"."PostalCode";
