FTS search used / useful on an IMAP proxy?

[Michael Slusarz]

> 
>     On June 28, 2016 at 7:07 AM Luca Lesinigo <luca at lm-net.it> wrote:
> 
>     We are preparing an IMAP proxy based on dovecot-2.2.22, basic proxy functionality is already working and I’m trying to understand if having the FTS service configured on the dovecot *proxy* would be of any use.
> 
>     I do suspect it would be useless, I guess dovecot in imap proxy mode just forwards any command to the backend and does not bother to do anything about it, but I’m failing to find a definitive answer in the documentation. If I am guessing correctly, an fts service would only be useful if configured and working on the actual backend.
> 

FTS only makes sense on backend, where the search would be executed.

michael