Script: pga_target_advice.sql

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-- -----------------------------------------------------------------------------------
-- File Name    : http://www.oracle-base.com/dba/monitoring/pga_target_advice.sql
-- Author       : Tim Hall
-- Description  : Predicts how changes to the PGA_AGGREGATE_TARGET will affect PGA usage.
-- Requirements : Access to the V$ views.
-- Call Syntax  : @pga_target_advice
-- Last Modified: 12/02/2004
-- -----------------------------------------------------------------------------------

SELECT ROUND(pga_target_for_estimate/1024/1024) target_mb,
       estd_pga_cache_hit_percentage cache_hit_perc,
       estd_overalloc_count
FROM   v$pga_target_advice;