SELECT x.ksppinm NAME, y.ksppstvl VALUE, x.ksppdesc DESCRIB
FROM SYS.x$ksppi x,SYS.x$ksppcv y
WHERE x.inst_id = USERENV ('Instance')
AND y.inst_id = USERENV ('Instance')
AND x.indx = y.indx
AND x.ksppinm LIKE '%_gby_hash_aggregation_enabled%';
来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/30373263/viewspace-2125208/
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