create type survey_objtyp as object ( survey_id number(5), attraction_id ref attraction_objtyp, /* Which attraction the survey is about */ member_id ref member_objtyp, /* Which member filled out this survey */ speed number(2), /* A series of 1-10 values scoring the stats of the ride */ loops number(2), thrill number(2), survey_date date /* What date the survey was filled out on */);/create table survey_objtab of survey_objtyp (survey_id primary key)object identifier is system generated;