UPDATE mytable
SET node_index = 0
WHERE rowid IN
(
SELECT rid
FROM (
SELECT rowid AS rid
FROM mytable
WHERE procs_dt IS NOT NULL
ORDER BY
cret_dt, prty
)
WHERE rownum <= 10
)
update mytable set node_index=0 where id in (
SELECT
id
FROM
( SELECT id FROM mytable WHERE procs_dt IS NULL order by CRET_DT,PRTY desc)
WHERE
rownum<=10
)
in select
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转载自chokee.iteye.com/blog/1838454
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