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formatage SQL

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Yacine31
2024-02-10 02:30:28 +01:00
parent 2d51059e6c
commit a4bc29b998
35 changed files with 538 additions and 401 deletions
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89
sql/35_get_cursor_usage.sql
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@@ -1,40 +1,55 @@
-- 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'
)
;
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'
);