The following lines contain the word 'select', 'insert', 'update' or 'delete':
select
submission_id
,resource_id
from hxc_tk_timekeeper_submits
where submission_id = p_submission_id;
select
submission_id
,resource_id
from hxc_tk_timekeeper_submits
where submission_id = p_submission_id
for update nowait;