www_stream: note existence of IMAP and NNTP URLs

[public-inbox.git] / lib / PublicInbox / SharedKV.pm

diff --git a/lib/PublicInbox/SharedKV.pm b/lib/PublicInbox/SharedKV.pm
index 8347b1956c8124f9adab6ec200d37a6e21652ed3..3487e82086f47e2049d29b7f7d74bb8a3806aa33 100644 (file)
--- a/lib/PublicInbox/SharedKV.pm
+++ b/lib/PublicInbox/SharedKV.pm
@@ -154,6 +154,13 @@ SELECT COUNT(k) FROM kv
        $sth->fetchrow_array;
 }
 
+# faster than ->count due to how SQLite works
+sub has_entries {
+       my ($self) = @_;
+       my @n = $self->{dbh}->selectrow_array('SELECT k FROM kv LIMIT 1');
+       scalar(@n) ? 1 : undef;
+}
+
 sub dbh_release {
        my ($self, $lock) = @_;
        my $dbh = delete $self->{dbh} or return;