From ed43908a2da2bd47e85e047b1002410297ccf73a Mon Sep 17 00:00:00 2001
From: Maxime Rault <mrault@cooperl.com>
Date: Wed, 24 Aug 2016 10:10:24 +0200
Subject: [PATCH] Qualify * with table name when row_number() follows

---
 src/Query/Grammars/DB2Grammar.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Query/Grammars/DB2Grammar.php b/src/Query/Grammars/DB2Grammar.php
index 57332e6..0eecfc7 100644
--- a/src/Query/Grammars/DB2Grammar.php
+++ b/src/Query/Grammars/DB2Grammar.php
@@ -81,6 +81,11 @@ class DB2Grammar extends Grammar
 
         $columns = (!empty($components['columns']) ? $components['columns'] . ', ': 'select');
 
+        if($columns == 'select *, ' && $query->from)
+        {
+            $columns = 'select ' . $this->tablePrefix . $query->from . '.*, ';
+        }
+
         $components['columns'] = $this->compileOver($orderings, $columns);
 
         unset($components['orders']);