From a1e6d5d8d3af1b7f093c6f25118b437bc65dd32a Mon Sep 17 00:00:00 2001
From: Nik Barham <nick.barham@musicgateway.net>
Date: Thu, 12 Apr 2018 12:34:34 +0000
Subject: [PATCH] Subqueries should clone QueryBuilder object

---
 src/Database/QueryBuilder/SubQuery.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Database/QueryBuilder/SubQuery.php b/src/Database/QueryBuilder/SubQuery.php
index e2f1091..c20a378 100644
--- a/src/Database/QueryBuilder/SubQuery.php
+++ b/src/Database/QueryBuilder/SubQuery.php
@@ -22,7 +22,7 @@ class SubQuery extends Table
     public function __construct($query, ?string $alias = 'subquery')
     {
         if ($query instanceof QueryBuilder) {
-            $this->sub = $query;
+            $this->sub = clone $query;
         } elseif ($query instanceof SqlString) {
             $this->sql = (string) $query;
         } elseif (is_string($query)) {