From 46900f835cf2b57c861659625e243aeef26cadec Mon Sep 17 00:00:00 2001
From: George Hindle <george@georgehindle.com>
Date: Sun, 3 May 2020 22:09:11 +0100
Subject: [PATCH] Enforce ordered popping of jobs off the database queue

---
 src/WP_Queue/Connections/DatabaseConnection.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/WP_Queue/Connections/DatabaseConnection.php b/src/WP_Queue/Connections/DatabaseConnection.php
index dc5adac..367b662 100644
--- a/src/WP_Queue/Connections/DatabaseConnection.php
+++ b/src/WP_Queue/Connections/DatabaseConnection.php
@@ -68,7 +68,7 @@ public function pop() {
 			SELECT * FROM {$this->jobs_table}
 			WHERE reserved_at IS NULL
 			AND available_at <= %s
-			ORDER BY available_at
+			ORDER BY available_at, id
 			LIMIT 1
 		", $this->datetime() );
 
@@ -256,4 +256,4 @@ protected function format_exception( Exception $exception ) {
 		return $string;
 	}
 
-}
\ No newline at end of file
+}