2026-03-12 20:23:15

vdh/list_optstat_history.sql

@@ -0,0 +1,55 @@
+/* list the history of the optimizer statistic operations
+   optionally filters on the start time in the format DD/MM/YYYY and the target name (which supports wildcards)
+*/
+
+set verify off
+
+set feedback off
+column inputpar01 new_value 1 noprint
+select 1 inputpar01 from dual where 1=2;
+column inputpar02 new_value 2 noprint
+select 2 inputpar02 from dual where 1=2;
+set feedback 6
+
+
+column operation format a40
+column target format a64
+column start_time_str format a30
+column end_time_str format a30
+column status format a15
+column duration format a15
+column nbr_tasks format 9G999G999
+
+with task_counts
+as 
+( select
+    opid,
+    count(*) nbr_tasks
+  from
+    dba_optstat_operation_tasks
+  group by
+    opid
+)
+select
+  op.id,
+  op.operation,
+  op.target, 
+  to_char(op.start_time, 'DD/MM/YYYY HH24:MI:SS TZH:TZM') start_time_str,
+  to_char(op.end_time, 'DD/MM/YYYY HH24:MI:SS TZH:TZM') end_time_str,
+  cast ((op.end_time - op.start_time) as interval day(2) to second(0)) duration,
+  op.status,
+  tc.nbr_tasks 
+from
+  dba_optstat_operations op
+    left outer join task_counts tc
+      on ( op.id = tc.opid
+         )
+where
+  start_time >= to_date(nvl('&1','01/01/1970'), 'DD/MM/YYYY')
+  and nvl(target, ' ') like nvl('&2', '%')
+order by
+  id
+;
+
+undef 1
+undef 2