--各用户的打开游标总数
SELECT A.USER_NAME, COUNT(*) FROM V$OPEN_CURSOR A GROUP BY A.USER_NAME;
--查找数据库各用户各个终端的缓存游标数
SELECT AA.USERNAME, AA.MACHINE, SUM(AA.VALUE) FROM (SELECT A.VALUE, S.MACHINE, S.USERNAME FROM V$SESSTAT A, V$STATNAME B, V$SESSION S WHERE A.STATISTIC# = B.STATISTIC# AND S.SID = A.SID AND B.NAME = 'session cursor cache count') AA GROUP BY AA.USERNAME, AA.MACHINE ORDER BY AA.USERNAME, AA.MACHINE;
--查找数据库各用户各个终端的打开游标数
SELECT AA.USERNAME, AA.MACHINE, SUM(AA.VALUE) FROM (SELECT A.VALUE, S.MACHINE, S.USERNAME FROM V$SESSTAT A, V$STATNAME B, V$SESSION S WHERE A.STATISTIC# = B.STATISTIC# AND S.SID = A.SID AND B.NAME = 'opened cursors current') AA GROUP BY AA.USERNAME, AA.MACHINE ORDER BY AA.USERNAME, AA.MACHINE;
SELECT A.USER_NAME, COUNT(*) FROM V$OPEN_CURSOR A GROUP BY A.USER_NAME;
--查找数据库各用户各个终端的缓存游标数
SELECT AA.USERNAME, AA.MACHINE, SUM(AA.VALUE) FROM (SELECT A.VALUE, S.MACHINE, S.USERNAME FROM V$SESSTAT A, V$STATNAME B, V$SESSION S WHERE A.STATISTIC# = B.STATISTIC# AND S.SID = A.SID AND B.NAME = 'session cursor cache count') AA GROUP BY AA.USERNAME, AA.MACHINE ORDER BY AA.USERNAME, AA.MACHINE;
--查找数据库各用户各个终端的打开游标数
SELECT AA.USERNAME, AA.MACHINE, SUM(AA.VALUE) FROM (SELECT A.VALUE, S.MACHINE, S.USERNAME FROM V$SESSTAT A, V$STATNAME B, V$SESSION S WHERE A.STATISTIC# = B.STATISTIC# AND S.SID = A.SID AND B.NAME = 'opened cursors current') AA GROUP BY AA.USERNAME, AA.MACHINE ORDER BY AA.USERNAME, AA.MACHINE;
本文提供了一系列SQL查询语句,用于统计数据库中各用户的打开游标总数、缓存游标数及打开游标数,帮助数据库管理员更好地了解系统资源使用情况。
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