2026-03-12 20:23:15

timhall/monitoring/parameter_diffs.sql

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+-- -----------------------------------------------------------------------------------
+-- File Name    : https://oracle-base.com/dba/monitoring/parameter_diffs.sql
+-- Author       : Tim Hall
+-- Description  : Displays parameter values that differ between the current value and the spfile.
+-- Requirements : Access to the V$ views.
+-- Call Syntax  : @parameter_diffs
+-- Last Modified: 08-NOV-2004
+-- -----------------------------------------------------------------------------------
+
+SET LINESIZE 120
+COLUMN name          FORMAT A30
+COLUMN current_value FORMAT A30
+COLUMN sid           FORMAT A8
+COLUMN spfile_value  FORMAT A30
+
+SELECT p.name,
+       i.instance_name AS sid,
+       p.value AS current_value,
+       sp.sid,
+       sp.value AS spfile_value      
+FROM   v$spparameter sp,
+       v$parameter p,
+       v$instance i
+WHERE  sp.name   = p.name
+AND    sp.value != p.value;
+
+COLUMN FORMAT DEFAULT