clarify

diff --git a/lib/DBIx/Class/Row.pm b/lib/DBIx/Class/Row.pm
index 554023b..9b13307 100644 (file)
--- a/lib/DBIx/Class/Row.pm
+++ b/lib/DBIx/Class/Row.pm
@@ -799,7 +799,7 @@ sub set_column {
   else {  # do a numeric comparison if datatype allows it
     my $colinfo = $self->column_info ($column);
 
-    # cache for speed
+    # cache for speed (the object may *not* have a resultsource instance)
     if (not defined $colinfo->{is_numeric} && $self->_source_handle) {
       $colinfo->{is_numeric} =
         $self->result_source->schema->storage->is_datatype_numeric ($colinfo->{data_type})