From 9ae0cecc3653bf598a9c88187bff3b9af9a76bca Mon Sep 17 00:00:00 2001
From: Sean Harvey <sean@silverstripe.com>
Date: Thu, 25 Apr 2013 11:33:54 +1200
Subject: [PATCH] Revert fc3df54eaba460ab131857b5cb9a73efba16fe1c

---
 code/MSSQLDatabase.php | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/code/MSSQLDatabase.php b/code/MSSQLDatabase.php
index 39066ca..9abcc0e 100644
--- a/code/MSSQLDatabase.php
+++ b/code/MSSQLDatabase.php
@@ -614,6 +614,13 @@ class MSSQLDatabase extends SS_Database {
 		// drop the index if it exists
 		$alterCol='';
 
+		// drop *ALL* indexes on a table before proceeding
+		// this won't drop primary keys, though
+		$indexes = $this->indexNames($tableName);
+		foreach($indexes as $indexName) {
+			$alterCol = "\nDROP INDEX \"$indexName\" ON \"$tableName\";";
+		}
+
 		$prefix="ALTER TABLE \"" . $tableName . "\" ";
 
 		// Remove the old default prior to adjusting the column.