Merge pull request #5874 from owncloud/fix-5845

Fix file uploads on Windows with SQL Server

lib/private/files/cache/cache.php

@@ -507,7 +507,7 @@ class Cache {
 		$entry = $this->get($path);
 		if ($entry && $entry['mimetype'] === 'httpd/unix-directory') {
 			$id = $entry['fileid'];
-			$sql = 'SELECT SUM(`size`), MIN(`size`) FROM `*PREFIX*filecache` '.
+			$sql = 'SELECT SUM(`size`) AS f1, MIN(`size`) AS f2 FROM `*PREFIX*filecache` '.
 				'WHERE `parent` = ? AND `storage` = ?';
 			$result = \OC_DB::executeAudited($sql, array($id, $this->getNumericStorageId()));
 			if ($row = $result->fetchRow()) {

lib/private/files/cache/updater.php

@@ -142,7 +142,7 @@ class Updater {
 				$cache->update($id, array('mtime' => $time, 'etag' => $storage->getETag($internalPath)));
 				if ($realPath !== '') {
 					$realPath = dirname($realPath);
-					if($realPath === '/') {
+					if($realPath === DIRECTORY_SEPARATOR ) {
 						$realPath = "";
 					}
 					// check storage for parent in case we change the storage in this step