From: | Scott Ribe <scott_ribe(at)elevated-dev(dot)com> |
---|---|
To: | Christoph Moench-Tegeder <cmt(at)burggraben(dot)net> |
Cc: | PostgreSQL General <pgsql-general(at)lists(dot)postgresql(dot)org> |
Subject: | Re: is JIT available |
Date: | 2020-07-27 16:18:33 |
Message-ID: | 1956E806-1468-4417-9A9D-235AE1D5FE1A@elevated-dev.com |
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Lists: | pgsql-general |
> On Jul 25, 2020, at 8:02 AM, Christoph Moench-Tegeder <cmt(at)burggraben(dot)net> wrote:
>
> ## Scott Ribe (scott_ribe(at)elevated-dev(dot)com):
>
>> So JIT is enabled in your conf, how can you tell from within a client
>> session whether it's actually available (PG compiled with it and
>> compiler available)?
>
> pg_jit_available() boolean is JIT compilation available in this session
>
> https://www.postgresql.org/docs/12/functions-info.html
Thanks, that seems to be exactly what I was looking for.
Even though the documentation is not clear, it does return false when jit = on but PG was not compiled with JIT.
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