Re: Invisible Indexes

Hi,

On 2018-06-19 14:05:24 -0400, Robert Haas wrote:
> Yeah, I agree that a GUC seems more powerful and easier to roll out.
> A downside is that there could be cached plans still using that old
> index.  If we did DDL on the index we could be sure they all got
> invalidated, but otherwise how do we know?

Hm - it doesn't seem too hard to force an invalidation after SIGHUP and
certain config changes. Seems like that would be a good idea for other
existing GUCs anyway?

Greetings,

Andres Freund