create class if not exists /test/delete ( v_varchar varchar, v_timestamp timestamp, v_date date, indexes(v_varchar, v_timestamp, v_date), keys(v_varchar) ); create class if not exists /test/delete2 ( v_varchar varchar, v_timestamp timestamp, v_date date, indexes(v_varchar, v_timestamp, v_date), keys(v_varchar) )with core=memory; create class if not exists /test/delete3 ( v_varchar varchar, v_timestamp timestamp, v_date date, indexes(v_varchar, v_timestamp, v_date), keys(v_varchar) )with core=local; create class if not exists /test/delete4 ( v_varchar varchar, v_timestamp timestamp, v_date date, indexes(v_varchar, v_timestamp, v_date), keys(v_varchar) )with core=cacheonly;