有时候执行的oracle，sql语句要查看下性能情况，可以用这个进行

发布时间：2020-12-12 14:29:25 所属栏目：百科来源：网络整理

导读：--http://www.cnblogs.com/Invokerr/p/7084786.html SELECT ELAPSED_TIME,LAST_ACTIVE_TIME,EXECUTIONS,DISK_READS,BUFFER_GETS,ROUND((BUFFER_GETS-DISK_READS)/BUFFER_GETS,2) Hit_radio,ROUND(DISK_READS/EXECUTIONS,2) Reads_per_run,SQL_TEXT FROM V$SQ

--http://www.cnblogs.com/Invokerr/p/7084786.html SELECT ELAPSED_TIME,LAST_ACTIVE_TIME,EXECUTIONS,DISK_READS,BUFFER_GETS,ROUND((BUFFER_GETS-DISK_READS)/BUFFER_GETS,2) Hit_radio,ROUND(DISK_READS/EXECUTIONS,2) Reads_per_run,SQL_TEXT FROM V$SQLAREA WHERE EXECUTIONS>0 AND BUFFER_GETS > 0 AND (BUFFER_GETS-DISK_READS)/BUFFER_GETS < 0.8 and SQL_TEXT like '%htjs%' ORDER BY 5 DESC;

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