The following lines contain the word 'select', 'insert', 'update' or 'delete':
select sum(PERIOD_SCHEDULE_PERCENT)
into total
from psp_matrix_driver2
where period = st_date;
dat.DELETE;
SELECT schedule_line_id l_id,
schedule_begin_date sbd,
schedule_end_date sed,
schedule_percent sp
FROM psp_schedule_lines
WHERE schedule_hierarchy_id = s_id;
insert into psp_matrix_driver2(SCHEDULE_LINE_ID,
PERIOD,
PERIOD_SCHEDULE_PERCENT) values
(sch_rec.l_id,
dat(i),
per);