The following lines contain the word 'select', 'insert', 'update' or 'delete':
select
hier_node_type_id
,business_group_id
,hierarchy_type
,parent_node_type
,child_node_type
,child_value_set
,object_version_number
,identifier_key
from per_gen_hier_node_types
where hier_node_type_id = p_hier_node_type_id;
select
hier_node_type_id
,business_group_id
,hierarchy_type
,parent_node_type
,child_node_type
,child_value_set
,object_version_number
,identifier_key
from per_gen_hier_node_types
where hier_node_type_id = p_hier_node_type_id
for update nowait;