1 files changed, 1 insertions, 1 deletions
diff --git a/lib/private/db/querybuilder/quotehelper.php b/lib/private/db/querybuilder/quotehelper.php
index 4b62fee6a6c..5ceb76bbf93 100644
--- a/lib/private/db/querybuilder/quotehelper.php
+++ b/lib/private/db/querybuilder/quotehelper.php
@@ -61,7 +61,7 @@ class QuoteHelper {
 		}
 
 		if (substr_count($string, '.')) {
-			list($alias, $columnName) = explode('.', $string);
+			list($alias, $columnName) = explode('.', $string, 2);
 
 			if ($columnName === '*') {
 				return $string;