1 files changed, 4 insertions, 0 deletions
diff --git a/lib/schema.php b/lib/schema.php
index a8ba91b87..6fe442d56 100644
--- a/lib/schema.php
+++ b/lib/schema.php
@@ -523,6 +523,10 @@ class Schema
         } else {
             $sql .= ($cd->nullable) ? "null " : "not null ";
         }
+        
+        if (!empty($cd->auto_increment)) {
+            $sql .= " auto_increment ";
+        }
 
         return $sql;
     }