1 files changed, 14 insertions, 0 deletions
diff --git a/lib/PublicInbox/LeiMailSync.pm b/lib/PublicInbox/LeiMailSync.pm
index 75603d89..ec05404a 100644
--- a/lib/PublicInbox/LeiMailSync.pm
+++ b/lib/PublicInbox/LeiMailSync.pm
@@ -66,6 +66,10 @@ CREATE TABLE IF NOT EXISTS blob2name (
          UNIQUE (oidbin, fid, name)
  )
  
+        # speeds up LeiImport->pmdir_cb (for "lei import") by ~6x:
+        $dbh->do(<<'');
+CREATE INDEX IF NOT EXISTS idx_fid_name ON blob2name(fid,name)
+
  }
  
  sub fid_for {
@@ -375,6 +379,16 @@ EOM
          $sth->fetchrow_array;
  }
  
+sub name_oidbin ($$$) {
+        my ($self, $mdir, $nm) = @_;
+        my $fid = $self->{fmap}->{$mdir} //= fid_for($self, $mdir) // return;
+        my $sth = $self->{dbh}->prepare_cached(<<EOM, undef, 1);
+SELECT oidbin FROM blob2name WHERE fid = ? AND name = ?
+EOM
+        $sth->execute($fid, $nm);
+        $sth->fetchrow_array;
+}
+
  sub imap_oid {
          my ($self, $lei, $uid_uri) = @_;
          my $mailbox_uri = $uid_uri->clone;