-- 最耗缓存 SELECT * FROM ( SELECT sql_FULLTEXT sql,buffer_gets,executions,buffer_gets/executions "Gets/Exec",hash_value,address,LAST_ACTIVE_TIME FROM V$sqlAREA WHERE buffer_gets > 10000 ORDER BY buffer_gets DESC) WHERE rownum <= 10 ; -- 最多物理读取 SELECT * FROM ( SELECT sql_FULLTEXT sql,disk_reads,disk_reads/executions "Reads/Exec",LAST_ACTIVE_TIME FROM V$sqlAREA WHERE disk_reads > 1000 ORDER BY disk_reads DESC) WHERE rownum <= 10 ; -- 最多执行 SELECT * FROM ( SELECT substr(sql_text,1,40) sql,sql_FULLTEXT,rows_processed,rows_processed/executions "Rows/Exec",LAST_ACTIVE_TIME FROM V$sqlAREA WHERE executions > 100 ORDER BY executions DESC) WHERE rownum <= 10 ; -- 最耗内存 SELECT * FROM ( SELECT substr(sql_text,sharable_mem,LAST_ACTIVE_TIME FROM V$sqlAREA WHERE sharable_mem > 1048576 ORDER BY sharable_mem DESC) WHERE rownum <= 10 ;
原文地址:https://www.jb51.cc/oracle/211269.html
版权声明:本文内容由互联网用户自发贡献,该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请发送邮件至 dio@foxmail.com 举报,一经查实,本站将立刻删除。