2026-03-12 20:23:15

vdh/top_segments_size.sql

@@ -0,0 +1,30 @@
+/* Get the biggest 10 tables/indexes per tablespace
+*/
+
+set linesize 120
+set pagesize 9999
+column owner format a25
+column segment_name format a30
+column mb format 9G999G990D999
+column tablespace_name format a25
+column rn format 99
+column segment_type format a15
+break on tablespace_name skip 1
+
+select tablespace_name, segment_type, owner, segment_name, bytes/1024/1024 mb, rn
+from ( select tablespace_name, segment_type, owner, segment_name, bytes,
+              row_number () 
+                over ( partition by tablespace_name
+                       order by bytes desc
+                     ) rn
+       from dba_segments
+--       where segment_type in ('TABLE', 'INDEX')
+--             and tablespace_name in 
+       where tablespace_name in 
+                ( select tablespace_name
+                  from dba_tablespaces
+                  where contents = 'PERMANENT'
+                )
+     )
+where rn <= 10
+order by tablespace_name, rn;