2026-03-12 20:23:15

vg/archivelog_gap2.sql

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+@@header
+
+
+/*
+*
+*  Author    : Vishal Gupta
+*  Purpose   : Display archivelog gap
+*  Parameter : 1 - Thread Number  (Default '%')
+*              2 - From Sequence  (Default '%')
+*              3 - To Sequence    (Default '%')
+*  
+*
+*  Revision History:
+*  ===================
+*  Date       Author        Description
+*  ---------  ------------  -----------------------------------------
+*  04-Apr-10  Vishal Gupta  Created
+*  
+*/
+
+
+
+
+
+/************************************
+*  INPUT PARAMETERS
+************************************/
+DEFINE thread="&&1"
+DEFINE from_sequence="&2"
+DEFINE to_sequence="&3"
+
+set term off
+COLUMN  _thread               NEW_VALUE  thread                NOPRINT
+COLUMN  _from_sequence        NEW_VALUE  from_sequence         NOPRINT
+COLUMN  _to_sequence          NEW_VALUE  to_sequence           NOPRINT
+
+SELECT DECODE('&&thread','','%','&&thread')                   "_thread"
+     , DECODE('&&from_sequence','','%','&&from_sequence')     "_from_sequence"
+     , DECODE('&&to_sequence','','%','&&to_sequence')         "_to_sequence"
+FROM DUAL;
+set term on
+
+
+/************************************
+*  M A I N   S C R I P T
+************************************/
+
+COLUMN sequence#         HEADING  "SEQUENCE#"         FORMAT 99999999
+
+select minmax.thread#
+     , i.sequence# + minmax.min_sequence# - 1 sequence#
+     --, l.thread#
+     --, l.sequence# 
+     , l.applied
+     , l.deleted
+     , l.status
+     , l.archived
+     , NVL(TO_CHAR(l.first_time,'DD-MON-YY HH24:MI:SS'),'   Missing    ') first_time
+     , TO_CHAR(l.next_time,'DD-MON-YY HH24:MI:SS')                        next_time
+     , l.fal
+     , l.creator
+     , l.registrar
+     , TO_CHAR(l.completion_time,'DD-MON-YY HH24:MI:SS')                  completion_time
+from (select rownum  sequence# 
+      from dual 
+      connect by level  <= 1500
+     )  i
+     join (select dest_id
+         , thread#
+         , max(DECODE(applied, 'YES',sequence#,0)) - 3 min_sequence#
+         , max(sequence#) max_sequence#
+         --, min(first_time)
+         --, max(first_time) 
+      From v$archived_log 
+     where dest_id = 1 
+       AND thread# like '&&thread'
+       and first_time > trunc(sysdate - 1) 
+     group by dest_id, thread# 
+     order by thread#
+    ) minmax on 1 = 1 
+     LEFT OUTER JOIN v$archived_log l on l.thread# = minmax.thread# and l.sequence# = i.sequence# + minmax.min_sequence# - 1
+WHERE 1=1
+  --AND (l.thread# IS  NULL OR l.sequence# IS  NULL)
+  and i.sequence# + minmax.min_sequence# - 1 <=  minmax.max_sequence# 
+  AND minmax.thread# like '&&thread'
+  AND i.sequence# + minmax.min_sequence# - 1 
+         BETWEEN DECODE('&&from_sequence','%',minmax.min_sequence#,'&&from_sequence') 
+             AND DECODE('&&to_sequence','%',minmax.max_sequence#,'&&to_sequence') 
+order by minmax.thread#
+        , i.sequence#
+--order by l.first_change#
+;
+
+
+@@footer