手机
当前位置:查字典教程网 >编程开发 >Oracle教程 >Oracle查看逻辑读、物理读资源占用排行的SQL语句
Oracle查看逻辑读、物理读资源占用排行的SQL语句
摘要:查看逻辑读前10的SQL:复制代码代码如下:setlinesize300;setpagesize300;setlong50000;SELEC...

查看逻辑读前10的SQL:

复制代码 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;

查看物理读前10的SQL:

复制代码 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;

【Oracle查看逻辑读、物理读资源占用排行的SQL语句】相关文章:

oracle之查询某个表上的触发器

oracle用什么SQL语句判断表存不存在

Oracle 数据库管理脚本命名规范

Oracle9i取得建表和索引的DDL语句

Oracle与Mysql主键、索引及分页的区别小结

Oracle Decode()函数和CASE语句的比较

Oracle数据表分区的策略

Oracle 数据库连接查询SQL语句

Oracle数据库的安全策略

Oracle外键约束子表、父表

精品推荐
分类导航