X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FStorage%2FDBI.pm;h=45afefcfd2e7158b64bf46eb70be92fc92ea74bb;hb=5efba7fcc89e113c60d78fa246a0217c405ea1fc;hp=b107d2467b6aee7c35a91ca87e908cad7ed17974;hpb=038b8126a538e130bd8799b365a682a2e4d77347;p=dbsrgits%2FDBIx-Class.git

diff --git a/lib/DBIx/Class/Storage/DBI.pm b/lib/DBIx/Class/Storage/DBI.pm
index b107d24..45afefc 100644
--- a/lib/DBIx/Class/Storage/DBI.pm
+++ b/lib/DBIx/Class/Storage/DBI.pm
@@ -2175,8 +2175,8 @@ sub _select_args {
   # see if we need to tear the prefetch apart otherwise delegate the limiting to the
   # storage, unless software limit was requested
   if (
-    #limited has_many
-    ( $attrs->{rows} && keys %{$attrs->{collapse}} )
+    # limited collapsing has_many
+    ( $attrs->{rows} && $attrs->{collapse} )
        ||
     # grouped prefetch (to satisfy group_by == select)
     ( $attrs->{group_by}
@@ -2197,7 +2197,15 @@ sub _select_args {
   }
 
   # try to simplify the joinmap further (prune unreferenced type-single joins)
-  $ident = $self->_prune_unused_joins ($ident, $select, $where, $attrs);
+  if (
+    ref $ident
+      and
+    reftype $ident eq 'ARRAY'
+      and
+    @$ident != 1
+  ) {
+    $ident = $self->_prune_unused_joins ($ident, $select, $where, $attrs);
+  }
 
 ###
   # This would be the point to deflate anything found in $where
@@ -2950,6 +2958,13 @@ sub _is_text_lob_type {
                         |national\s*character\s*varying))\z/xi);
 }
 
+# Determine if a data_type is some type of a binary type
+sub _is_binary_type {
+  my ($self, $data_type) = @_;
+  $data_type && ($self->_is_binary_lob_type($data_type)
+    || $data_type =~ /(?:var)?(?:binary|bit|graphic)(?:\s*varying)?/i);
+}
+
 1;
 
 =head1 USAGE NOTES