-- Modify "Infra" table
ALTER TABLE "public"."Infra" ALTER COLUMN "Parent_Id" TYPE integer;
-- Modify "User" table
ALTER TABLE "public"."User" ADD CONSTRAINT "uni_User_Name" UNIQUE ("Name");
-- Modify "Employee" table
ALTER TABLE "public"."Employee" ADD CONSTRAINT "fk_Employee_Person" FOREIGN KEY ("Person_Id") REFERENCES "public"."Person" ("Id") ON UPDATE NO ACTION ON DELETE NO ACTION, ADD CONSTRAINT "fk_Employee_User" FOREIGN KEY ("User_Id") REFERENCES "public"."User" ("Id") ON UPDATE NO ACTION ON DELETE NO ACTION;