| +--->1. PRC_REF_CUR_TAB2 (46) | | | +--->2. PKG2.FCN_BIG_MAX_VAL (29) | +---> OPEN iov_ref FOR (30) | +---> FETCH lv_cur INTO lv_rec; (48) +--->1. PKG2.FCN_MAX_VAL (50) +---> UPDATE tab2 (52) +---> WHEN OTHERS THEN (56) +---> RAISE user_defined_exc; (62) +---> CLOSE lv_cur; (66)