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Script: event_histogram.sql
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-- ----------------------------------------------------------------------------------- -- File Name : https://oracle-base.com/dba/10g/event_histogram.sql -- Author : Tim Hall -- Description : Displays histogram of the event waits times. -- Requirements : Access to the V$ views. -- Call Syntax : @event_histogram "(event-name)" -- Last Modified: 08-NOV-2005 -- ----------------------------------------------------------------------------------- SET VERIFY OFF COLUMN event FORMAT A30 SELECT event#, event, wait_time_milli, wait_count FROM v$event_histogram WHERE event LIKE '%&1%' ORDER BY event, wait_time_milli; COLUMN FORMAT DEFAULT SET VERIFY ON