FTS delays

[Timo Sirainen]

On 3 Apr 2019, at 20.30, Joan Moreau via dovecot <dovecot at dovecot.org> wrote:
> doveadm search -u jom at grosjo.net mailbox inbox text milan
> output
> 
> doveadm(jom at grosjo.net): Info: Query : ( bcc:inbox OR body:inbox OR cc:inbox OR from:inbox OR message-id:inbox OR subject:inbox OR to:inbox OR uid:inbox ) AND ( bcc:milan OR body:milan OR cc:milan OR from:milan OR message-id:milan OR subject:milan OR to:milan OR uid:milan )
> 
> 1 - The query is wrong

That's because fts_backend_xapian_lookup() isn't anywhere close to being correct. Try to copy the logic based on solr_add_definite_query_args().