首页 > 其他 > 详细

AUTOTRACE

时间:2014-07-01 20:16:52      阅读:328      评论:0      收藏:0      [点我收藏+]
17:46:15 HR@ datacenter>set autotrace only
Usage: SET AUTOT[RACE] {OFF | ON | TRACE[ONLY]} [EXP[LAIN]] [STAT[ISTICS]]
17:47:36 HR@ datacenter>set autot trace
17:47:50 HR@ datacenter>select * from employees;

107 rows selected.


Execution Plan
----------------------------------------------------------
Plan hash value: 1445457117

-------------------------------------------------------------------------------
| Id  | Operation         | Name      | Rows  | Bytes | Cost (%CPU)| Time     |
-------------------------------------------------------------------------------
|   0 | SELECT STATEMENT  |           |   107 |  7383 |     3   (0)| 00:00:01 |
|   1 |  TABLE ACCESS FULL| EMPLOYEES |   107 |  7383 |     3   (0)| 00:00:01 |
-------------------------------------------------------------------------------


Statistics
----------------------------------------------------------
          0  recursive calls
          0  db block gets
         14  consistent gets
          0  physical reads
          0  redo size
      10427  bytes sent via SQL*Net to client
        601  bytes received via SQL*Net from client
          9  SQL*Net roundtrips to/from client
          0  sorts (memory)
          0  sorts (disk)
        107  rows processed

 

AUTOTRACE,布布扣,bubuko.com

AUTOTRACE

原文:http://www.cnblogs.com/arcer/p/3817045.html

(0)
(0)
   
举报
评论 一句话评论(0
关于我们 - 联系我们 - 留言反馈 - 联系我们:wmxa8@hotmail.com
© 2014 bubuko.com 版权所有
打开技术之扣,分享程序人生!