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Trying to analyze report's tkprof

edited Jul 2, 2018 9:52AM in SQL Performance (MOSC) 15 commentsAnswered

hello,

    Since my upgraded database to the version 12.1 i see that the behavior is different.

then i try to understand a report's tkprof

I see that the behavior of the oracle engine is different between the 12.1 version and the 11.2.0.3 engine

then i have :

call count   cpuelapsed   disk  querycurrent    rows

------- ------  -------- ---------- ---------- ---------- ----------  ----------

Parse    0.00   0.00      0      0      0       0
Execute  1.97   1.97      0      0      0       0
Fetch    0.00   0.00      0      0      0       0

------- ------  -------- ---------- ---------- ---------- ----------  ----------

  Elapsed times include waiting on following events:

  Event waited on                             Times   Max. Wait  Total Waited

  ----------------------------------------   Waited  ----------  ------------

  db file sequential read                     84372        0.24        110.80

  Disk file operations I/O                             9        0.00           0.00

********************************************************************************

1 - I see that all disk, query, current, rows are '0'

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