Re: [HACKERS] Cached plans and statement generalization - Mailing list pgsql-hackers

From Konstantin Knizhnik
Subject Re: [HACKERS] Cached plans and statement generalization
Date
Msg-id e6ced412-75ee-b4a8-d61d-68fed2cfe8cc@postgrespro.ru
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In response to Re: [HACKERS] Cached plans and statement generalization  (Konstantin Knizhnik <k.knizhnik@postgrespro.ru>)
Responses Re: [HACKERS] Cached plans and statement generalization  (Michael Paquier <michael.paquier@gmail.com>)
List pgsql-hackers


On 11.09.2017 12:24, Konstantin Knizhnik wrote:
Attached please find rebased version of the patch.
There are the updated performance results (pgbench -s 100 -c 1):

protocol (-M)
read-write
read-only (-S)
simple
3327
19325
extended
2256
16908
prepared
6145
39326
simple+autoprepare
4950
34841


One more patch passing all regression tests with autoprepare_threshold=1.
I still do not think that it should be switch on by default...

-- 
Konstantin Knizhnik
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company 
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