The following lines contain the word 'select', 'insert', 'update' or 'delete':
p7_a4 := ddx_prec_visit.last_update_date;
p7_a5 := ddx_prec_visit.last_updated_by;
p7_a8 := ddx_prec_visit.last_update_login;
p7_a38 := ddx_prec_visit.simulation_delete_flag;
p8_a25 := ddx_prec_flight_schedule.is_update_allowed;
p8_a26 := ddx_prec_flight_schedule.is_delete_allowed;
p11_a4 := ddx_succ_visit.last_update_date;
p11_a5 := ddx_succ_visit.last_updated_by;
p11_a8 := ddx_succ_visit.last_update_login;
p11_a38 := ddx_succ_visit.simulation_delete_flag;
p12_a25 := ddx_succ_flight_schedule.is_update_allowed;
p12_a26 := ddx_succ_flight_schedule.is_delete_allowed;