Re: Let's make PostgreSQL multi-threaded
От | Jonah H. Harris |
---|---|
Тема | Re: Let's make PostgreSQL multi-threaded |
Дата | |
Msg-id | CADUqk8UyyiLsVSFB+6LYwvRos123-333YT5d3eZ-eUBvXVyDBQ@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: Let's make PostgreSQL multi-threaded (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: Let's make PostgreSQL multi-threaded
Re: Let's make PostgreSQL multi-threaded |
Список | pgsql-hackers |
On Mon, Jun 5, 2023 at 8:18 AM Tom Lane <tgl@sss.pgh.pa.us> wrote:
For the record, I think this will be a disaster. There is far too much
code that will get broken, largely silently, and much of it is not
under our control.
While I've long been in favor of a multi-threaded implementation, now in my old age, I tend to agree with Tom. I'd be interested in Konstantin's thoughts (and PostgresPro's experience) of multi-threaded vs. internal pooling with the current process-based model. I recall looking at and playing with Konstantin's implementations of both, which were impressive. Yes, the latter doesn't solve the same issues, but many real-world ones where multi-threaded is argued. Personally, I think there would be not only a significant amount of time spent dealing with in-the-field stability regressions before a multi-threaded implementation matures, but it would also increase the learning curve for anyone trying to start with internals development.
Jonah H. Harris
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