2026-03-12 20:23:15

timhall/monitoring/max_extents.sql

@@ -0,0 +1,30 @@
+-- -----------------------------------------------------------------------------------
+-- File Name    : https://oracle-base.com/dba/monitoring/max_extents.sql
+-- Author       : Tim Hall
+-- Description  : Displays all tables and indexes nearing their MAX_EXTENTS setting.
+-- Requirements : Access to the DBA views.
+-- Call Syntax  : @max_extents
+-- Last Modified: 15/07/2000
+-- -----------------------------------------------------------------------------------
+SET LINESIZE 500
+SET PAGESIZE 1000
+SET VERIFY OFF
+
+PROMPT
+PROMPT Tables and Indexes nearing MAX_EXTENTS
+PROMPT **************************************
+SELECT e.owner,
+       e.segment_type,
+       Substr(e.segment_name, 1, 30) segment_name,
+       Trunc(s.initial_extent/1024) "INITIAL K",
+       Trunc(s.next_extent/1024) "NEXT K",
+       s.max_extents,
+       Count(*) as extents
+FROM   dba_extents e,
+       dba_segments s
+WHERE  e.owner        = s.owner
+AND    e.segment_name = s.segment_name
+AND    e.owner        NOT IN ('SYS', 'SYSTEM')
+GROUP BY e.owner, e.segment_type, e.segment_name, s.initial_extent, s.next_extent, s.max_extents
+HAVING Count(*) > s.max_extents - 10
+ORDER BY e.owner, e.segment_type, Count(*) DESC;