creation

sql/35_get_cursor_usage.sql

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+-- SCRIPT - to Set the 'SESSION_CACHED_CURSORS' and 'OPEN_CURSORS' Parameters Based on Usage (Doc ID 208857.1)
+prompt <h2>Sessions and Cursors usage </h2>
+select
+'session_cached_cursors' parameter,
+lpad(value, 5) value,
+decode(value, 0, ' n/a', to_char(100 * used / value, '990') || '%') usage
+from
+( select
+max(s.value) used
+from
+v$statname n,
+v$sesstat s
+where
+n.name = 'session cursor cache count' and
+s.statistic# = n.statistic#
+),
+( select
+value
+from
+v$parameter
+where
+name = 'session_cached_cursors'
+)
+union all
+select
+'open_cursors',
+lpad(value, 5),
+to_char(100 * used / value, '990') || '%'
+from
+( select
+max(sum(s.value)) used
+from
+v$statname n,
+v$sesstat s
+where
+n.name in ('opened cursors current') and
+s.statistic# = n.statistic#
+group by
+s.sid
+),
+( select
+value
+from
+v$parameter
+where
+name = 'open_cursors'
+)
+;
+
+exit