oracle视图

SELECT
-- int.rowner "rgroup owner",
-- int.rname "refresh group",
mv.owner as "mview owner",
mv.mview_name as "mview name",
mv.master_link as "master link",
round(1440 * (sysdate - mv.last_refresh_date)) as "minutes behind",
to_char(int.next_date, 'yyyy-mm-dd hh24:mi:ss') "next date",
round(int.interval * 1440) "interval"
FROM dba_mviews mv,
(SELECT child.owner,
child.name,
child.rowner,
child.rname,
job.next_date,
job.next_date - job.last_date as interval
FROM dba_refresh ref, dba_refresh_children child, dba_jobs job
WHERE ref.rname = child.rname
AND ((upper(job.what) LIKE '%' || ref.rname || '%') OR
(upper(job.what) LIKE '%' || ref.rname || '%'))) int
WHERE mv.owner = int.owner(+)
AND mv.mview_name = int.name(+)
ORDER BY (sysdate - mv.last_refresh_date) * 1440 DESC,
mv.owner,
mv.mview_name;