日期:2014-05-17  浏览次数:20674 次

结合AWR报告生成HTML格式的SQL执行计划

????? 有些时候,我们需要分析占用资源比较大的sql的执行计划,也需要将sql的执行计划以报告的形式反馈给客户,由于AWR报告里的SQL通常都是些变量,因此以命令行方式生成sql的执行计划就很麻烦,而且也不美观,利用awrsqrpt.sql脚本就很方便。

????? 生成HTML的执行计划很简单,如果是生成本地数据库的sql执行计划,执行awrsqrpt.sql就可以,但是如果需要生成由AWR迁移到本地数据库的分析数据,就需要使用awrsqrpi.sql。

SQL> @?/rdbms/admin/awrsqrpi

Specify the Report Type
~~~~~~~~~~~~~~~~~~~~~~~
Would you like an HTML report, or a plain text report?
Enter 'html' for an HTML report, or 'text' for plain text
Defaults to 'html'
输入 report_type 的值:? html

Type Specified:? html


Instances in this Workload Repository schema
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

?? DB Id???? Inst Num DB Name????? Instance???? Host
------------ -------- ------------ ------------ ------------
* 1520519778??????? 1 STREAM?????? stream?????? STREAM
? 2400249746??????? 1 CNDERPDB???? cnderpdb1??? p5a1
? 2400249746??????? 2 CNDERPDB???? cnderpdb2??? p5b1

输入 dbid 的值:? 2400249746?????? --输入要生成执行计划的数据库ID
Using 2400249746 for database Id
输入 inst_num 的值:? 1???????????????? --输入节点号
Using 1 for instance number


Specify the number of days of snapshots to choose from
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Entering the number of days (n) will result in the most recent
(n) days of snapshots being listed.? Pressing <return> without
specifying a number lists all completed snapshots.


输入 num_days 的值:? 7

Listing the last 7 days of Completed Snapshots

??????????????????????????????????????????????????????? Snap
Instance???? DB Name??????? Snap Id??? Snap Started??? Level
------------ ------------ --------- ------------------ -----
cnderpdb1??? CNDERPDB???????? 50063 16 6月? 2011 08:00???? 1
????????????????????????????? 50064 16 6月? 2011 09:00???? 1
????????????????????????????? 50065 16 6月? 2011 10:00???? 1
????????????????????????????? 50066 16 6月? 2011 11:00???? 1
????????????????????????????? 50067 16 6月? 2011 12:00???? 1

... ...

????????????????????????????? 50206 22 6月? 2011 07:00???? 1
????????????????????????????? 50207 22 6月? 2011 08:00???? 1
????????????????????????????? 50208 22 6月? 2011 09:00???? 1
????????????????????????????? 50209 22 6月? 2011 10:00???? 1

?

Specify the Begin and End Snapshot Ids
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
输入 begin_snap 的值:? 50063?????????????? --输入开始快照号
Begin Snapshot Id specified: 50063

输入 end_snap 的值:? 50209??????????????????--输入结束快照号
End?? Snapshot Id specified: 50209

?


Specify the SQL Id
~~~~~~~~~~~~~~~~~~
输入 sql_id 的值:? 8hm5s0k011450????? --在AWR报告中看到的占用资源较大的SQL?ID
SQL ID specified:? 8hm5s0k011450

Specify the Report Name
~~~~~~~~~~~~~~~~~~~~~~~
The default report file name is awrsqlrpt_1_50063_50209.html.? To use this name,

press <return> to continue, otherwise enter an alternative.

输入 report_name 的值:? d:\stream.html?? --保存路径和名字

Using the report name d:\stream.html

Report written to d:\stream.html
SQL>

?

之后打开D盘下的stream.html就可以很直观的看到SQL_ID为8hm5s0k011450的执行计划

Stat Name Statement Total Per Execution % Snap Total
Elapsed Time (ms) 18,121,198 4.89 3.20
CPU Time (ms) 17,874,450 4.82 3.33
Executions 3,707,839 ? ?
B