2026-03-12 20:23:15

tpt/heap6.sql

@@ -0,0 +1,50 @@
+-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
+-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
+
+--select
+--    /*+ ordered use_nl(hp) */
+--    hp.*
+--from
+--    x$ksmsp sp
+--  , x$ksmhp hp
+--where
+--    sp.ksmchptr = hp.ksmchds
+--/
+--
+--COL sql_text FOR A80 TRUNCATE
+--SELECT * FROM (
+--    SELECT 
+--        sql_id
+--      , sharable_mem
+--      , persistent_mem
+--      , runtime_mem
+--      , sql_text
+--    FROM
+--        V$SQL
+--    ORDER BY
+--        sharable_mem DESC
+--)
+--WHERE rownum <=10
+--/
+--
+--COL sql_text CLEAR
+
+SELECT 
+    chunk_com, 
+    alloc_class, 
+    sum(chunk_size) totsize,
+    count(*),
+    count (distinct chunk_size) diff_sizes,
+    round(avg(chunk_size)) avgsz,
+    min(chunk_size) minsz,
+    max(chunk_size) maxsz
+FROM 
+    v$sql_shared_memory 
+WHERE 
+    sql_id = '&1'
+GROUP BY
+    chunk_com,
+    alloc_class
+ORDER BY
+    totsize DESC    
+/