Re: performance of sql and plpgsql functions

[Philip Semanchuk]

> On Jun 17, 2024, at 5:35 AM, Julius Tuskenis <julius.tuske...@gmail.com> 
> wrote:
> 
> 
> Isn't PosgreSQL supposed to inline simple SQL functions that are stable or 
> immutable?

Postgres inlines SQL functions under certain conditions:
https://wiki.postgresql.org/wiki/Inlining_of_SQL_functions

One of those conditions is "the function is not SECURITY DEFINER”. It looks 
like yours is defined that way, so that might be why it’s not being inlined. 

Hope this helps
Philip