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最占系统资源的SQL:
select b.sql_text,
a.buffer_gets,
a.executions,
a.buffer_gets/decode(a.executions , 0 , 1 , a.executions),
c.username
from V$sqlarea a,
v$sqltext_with_newlines b,
dba_users c
where a.parsing_user_id = c.user_id
and a.address = b.address
order by a.buffer_gets desc , b.piece
select b.sql_text,
a.disk_reads,
a.executions,
a.disk_reads/decode(a.executions , 0 , 1 , a.executions),
c.username
from v$sqlarea a,
v$sqltext_with_newlines b,
dba_users c
where a.parsing_user_id = c.user_id
and a.address = b.address
order by a.disk_reads desc , b.piece |
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