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1-(physical_reads/(db_block_gets+consistent_gets))
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1-(physical_reads/(db_block_gets+consistent_gets)) "ÃüÖÐÂÊ"
from v$buffer_pool_statistics;
SQL> select name,physical_reads,db_block_gets,consistent_gets,
2 1-(physical_reads/(db_block_gets+consistent_gets)) "ÃüÖÐÂÊ"
3 from v$buffer_pool_statistics;
NAME PHYSICAL_READS DB_BLOCK_GETS CONSISTENT_GETS ??????
-------------------- -------------- ------------- --------------- ----------
DEFAULT 3806 1541 44202 .916796013
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from dba_objects o,v$BH bh
where o.data_object_id=bh.objd
and o.owner not in('SYS','SYSMAN')
 
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