查询 PGA 性能指标

查询 PGA 性能指标：

select name,value,100*( value

/decode((select sum(value) from v$sysstat

where name like 'workarea executions%'),0,null,

(select sum(value) from v$sysstat

where name like 'workarea executions%'))) pct

from v$sysstat where name like 'workarea executions%';

NAME VALUE PCT（%）

---------------------------------------------------------------- ---------- ----------

workarea executions -optimal 18315 100

workarea executions - onepass 0 0

workarea executions - multipass 0 0

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