From: Matt S Trout <mst@shadowcat.co.uk>
Date: Mon, 7 Oct 2013 10:03:10 +0000 (+0000)
Subject: only generate a cond for update/delete if we actually have one
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=fff4fe520c30a1b3dc13727aefcf9b16ed9ce3a1;p=dbsrgits%2FDBIx-Class.git

only generate a cond for update/delete if we actually have one
---

diff --git a/lib/DBIx/Class/ResultSet.pm b/lib/DBIx/Class/ResultSet.pm
index f7dedfb..9f0ffdf 100644
--- a/lib/DBIx/Class/ResultSet.pm
+++ b/lib/DBIx/Class/ResultSet.pm
@@ -1927,11 +1927,13 @@ sub _rs_update_delete {
     # Most databases do not allow aliasing of tables in UPDATE/DELETE. Thus
     # a condition containing 'me' or other table prefixes will not work
     # at all. Tell SQLMaker to dequalify idents via a gross hack.
-    $cond = do {
-      my $sqla = $rsrc->storage->sql_maker;
-      local $sqla->{_dequalify_idents} = 1;
-      \[ $sqla->_recurse_where($self->{cond}) ];
-    };
+    if ($self->{cond}) {
+      $cond = do {
+        my $sqla = $rsrc->storage->sql_maker;
+        local $sqla->{_dequalify_idents} = 1;
+        \[ $sqla->_recurse_where($self->{cond}) ];
+      };
+    }
   }
   else {
     # we got this far - means it is time to wrap a subquery