Re: immutable functions vs. join for lookups ?

* Jaime Casanova <systemguards(at)gmail(dot)com> wrote:

<snip>
> Even if your data never changes it *can* change so the function should
> be at most stable not immutable.

okay, the planner sees that the table could potentionally change.
but - as the dba - I'd like to tell him, this table *never* changes
in practise (or at most there will be an insert once a year)

isnt there any way to enforce the function to be really immutable ?

cu
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