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Oracle查看逻辑读、物理读资源占用排行的SQL语句

  • 时间:2020-04-08 05:41 编辑: 来源: 阅读:
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摘要:Oracle查看逻辑读、物理读资源占用排行的SQL语句
[b]查看逻辑读前10的SQL:[/b]
[u]复制代码[/u] 代码如下:
set linesize 300; set pagesize 300; set long 50000; SELECT * FROM (     SELECT sql_fulltext AS sql, SQL_ID,buffer_gets / executions AS "Gets/Exec",buffer_gets, executions     FROM V$SQLAREA     WHERE buffer_gets > 10000     ORDER BY "Gets/Exec" DESC ) WHERE rownum <= 10;
[b]查看物理读前10的SQL:[/b]
[u]复制代码[/u] 代码如下:
set linesize 300; set pagesize 300; set long 50000; SELECT * FROM (     SELECT sql_fulltext AS sql, SQL_ID,disk_reads / executions AS "Reads/Exec",disk_reads, executions     FROM V$SQLAREA     WHERE disk_reads > 1000     ORDER BY "Reads/Exec" DESC ) WHERE rownum <= 10;
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