update cr_revisions set lob = [set __lob_id [db_string get_lob_id "select empty_lob()"]] where revision_id = :revision_id update cr_revisions set content_length = :content_length where revision_id = :revision_id update cr_revisions set content = :filename, mime_type = :mime_type, content_length = :content_length where revision_id = :revision_id select task_item_id from evaluation_tasks where task_id = :task_id