RE: buffer advisor

  • From: "Mark W. Farnham" <mwf@xxxxxxxx>
  • To: <Hemant-K.Chitale@xxxxxx>, "'ORACLE-L'" <oracle-l@xxxxxxxxxxxxx>
  • Date: Tue, 9 Sep 2014 23:09:19 -0400

There is no question that reusing reusable sql parses was a huge advance for
scalability. But tossing non-reusable sql in the shared pool just puts extra
pressure on the latches.

 

mwf

 

From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx]
On Behalf Of Chitale, Hemant K
Sent: Tuesday, September 09, 2014 10:57 PM
To: ORACLE-L
Subject: RE: buffer advisor

 

The shared pool came at the same time as database server  pl/sql  --- if I
remember correctly.   [there was forms pl/sql available earlier]

Was there co-development or dependency ?

 

Hemant K Chitale

 

 

From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx]
On Behalf Of Mark W. Farnham
Sent: Wednesday, September 10, 2014 10:48 AM
To: iggy_fernandez@xxxxxxxxxxx; jeremy.schneider@xxxxxxxxxxxxxx
Cc: 'Seth Miller'; 'Oracle-L Freelists'
Subject: RE: buffer advisor

 

In fact, why not parse all sqls with literals privately? It worked just fine
in V6.

 

mwf

 

From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx]
On Behalf Of Iggy Fernandez
Sent: Tuesday, September 09, 2014 9:25 PM
To: jeremy.schneider@xxxxxxxxxxxxxx
Cc: Seth Miller; Oracle-L Freelists
Subject: RE: buffer advisor

 

I wish that the ORA-4031 issue could be solved permanently
#IfWishesWereHorses

 

Is a solution to this problem beyond the capabilities of mortals?
#ShoutingIntoTheWind

 

Why is it necessary for a session to die if it cannot write to the shared
pool? Why not just do what it needs to do even if it cannot share?
#AskingTheObvious

 

Iggy


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