一个11G抓没有绑定变量的语句.非常好!非常精确,非常快.

2015-07-24 09:20:32 · 作者: · 浏览: 11
--追踪共享池没有绑定变量的SQL
SELECT FORCE_MATCHING_SIGNATURE,to_char(FORCE_MATCHING_SIGNATURE ) as sing,
COUNT(1) AS REPLACE_NUM,
ROUND(SUM(SHARABLE_MEM) / 1024 / 1024) AS SHARED_MB,
ROUND(SUM(PERSISTENT_MEM) / 1024 / 1024) AS SHARED_MB,
ROUND(SUM(RUNTIME_MEM) / 1024 / 1024) AS SHARED_MB,
ROUND(SUM(CPU_TIME) / SUM(EXECUTIONS) / 1000, 3) AS CPU_TIME_AS_HAO,
ROUND(SUM(ELAPSED_TIME) / SUM(EXECUTIONS) / 1000, 3) AS ELAPSED_TIME_AS_HAO
FROM V$SQL
WHERE FORCE_MATCHING_SIGNATURE >
0 AND EXECUTIONS > 0 AND FORCE_MATCHING_SIGNATURE != EXACT_MATCHING_SIGNATURE GROUP BY FORCE_MATCHING_SIGNATURE HAVING COUNT(1) > 1 ORDER BY 2 DESC; SELECT X.* FROM V$SQL X WHERE FORCE_MATCHING_SIGNATURE IN ('&FORCE_MATCHING_SIGNATURE') ;

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