From 594af7713487da0fc200d6df8d9c706c26e3c767 Mon Sep 17 00:00:00 2001
From: Loz Calver <lozcalver@bigfork.co.uk>
Date: Fri, 5 Apr 2019 16:17:41 +0100
Subject: [PATCH] FIX: prevent unnecessary field alterations for enums with
 empty defaults

---
 src/ORM/Connect/MySQLSchemaManager.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ORM/Connect/MySQLSchemaManager.php b/src/ORM/Connect/MySQLSchemaManager.php
index 05830cd0e..65b53dbf1 100644
--- a/src/ORM/Connect/MySQLSchemaManager.php
+++ b/src/ORM/Connect/MySQLSchemaManager.php
@@ -284,7 +284,7 @@ class MySQLSchemaManager extends DBSchemaManager
                 $fieldSpec .= " character set $collInfo[Charset] collate $field[Collation]";
             }
 
-            if ($field['Default'] || $field['Default'] === "0") {
+            if ($field['Default'] || $field['Default'] === "0" || $field['Default'] === '') {
                 $fieldSpec .= " default " . $this->database->quoteString($field['Default']);
             }
             if ($field['Extra']) {