2026-03-12 20:23:15

timhall/monitoring/index_extents.sql

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+-- -----------------------------------------------------------------------------------
+-- File Name    : https://oracle-base.com/dba/monitoring/index_extents.sql
+-- Author       : Tim Hall
+-- Description  : Displays number of extents for all indexes belonging to the specified table, or all tables.
+-- Requirements : Access to the DBA views.
+-- Call Syntax  : @index_extents (table_name or all) (schema-name)
+-- Last Modified: 15/07/2000
+-- -----------------------------------------------------------------------------------
+SET LINESIZE 500
+SET PAGESIZE 1000
+SET VERIFY OFF
+
+SELECT i.index_name,
+       Count(e.segment_name) extents,
+       i.max_extents,
+       t.num_rows "ROWS",
+       Trunc(i.initial_extent/1024) "INITIAL K",
+       Trunc(i.next_extent/1024) "NEXT K",
+       t.table_name
+FROM   all_tables t,
+       all_indexes i,
+       dba_extents e
+WHERE  i.table_name   = t.table_name
+AND    i.owner        = t.owner
+AND    e.segment_name = i.index_name
+AND    e.owner        = i.owner
+AND    i.table_name   = Decode(Upper('&&1'),'ALL',i.table_name,Upper('&&1'))
+AND    i.owner        = Upper('&&2')
+GROUP BY t.table_name,
+         i.index_name,
+         i.max_extents,
+         t.num_rows,
+         i.initial_extent,
+         i.next_extent
+HAVING   Count(e.segment_name) > 5
+ORDER BY Count(e.segment_name) DESC;
+
+SET PAGESIZE 18
+SET VERIFY ON