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Re: Performance degradation after upgrading from 9.5 to 14

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On Tue, 23 Apr 2024 at 07:01, Олександр Янін
<aleksandr.janin@xxxxxxxxxxxxx> wrote:
> Try setting enable_memoize to off.
> Our practice has shown that enabling this parameter by default often resulted in less than optimal query plans in the cache.

It would be good to see a thread opened with details on this.  I
understand incorrect statistics can cause this but if there are other
reasons, it would be good to know what they are.

David






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