searchidx: subject is not a term

Sometimes subjects are excessively long and hit Xapian's 245-byte
term limit.  We can still perform subject-only searches with
a probabilistic prefix.

diff --git a/lib/PublicInbox/SearchIdx.pm b/lib/PublicInbox/SearchIdx.pm
index 4b43369ff3aa9f68eb46cf8750cc0907212fecf7..f98ba3e1b668d3177a8375ffc93680824a179204 100644 (file)
--- a/lib/PublicInbox/SearchIdx.pm
+++ b/lib/PublicInbox/SearchIdx.pm
@@ -80,8 +80,6 @@ sub add_message {
                my $subj = $smsg->subject;
 
                if ($subj ne '') {
-                       $doc->add_term(xpfx('subject') . $subj);
-
                        my $path = $self->subject_path($subj);
                        $doc->add_term(xpfx('path') . mid_compress($path));
                }