From 8151a4a389a15cf6c61e595e0a3ea56f03b7c886 Mon Sep 17 00:00:00 2001
From: Peter Westwood <westi@git.wordpress.org>
Date: Sat, 12 Jan 2008 17:31:17 +0000
Subject: [PATCH] Simplify to_ping query. Fixes #5649 props misterbisson.

git-svn-id: https://develop.svn.wordpress.org/trunk@6603 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/comment.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wp-includes/comment.php b/wp-includes/comment.php
index b55a6ddbc3..ddb8e47d4f 100644
--- a/wp-includes/comment.php
+++ b/wp-includes/comment.php
@@ -990,7 +990,7 @@ function do_all_pings() {
 	}
 
 	// Do Trackbacks
-	$trackbacks = $wpdb->get_results("SELECT ID FROM $wpdb->posts WHERE CHAR_LENGTH(TRIM(to_ping)) > 7 AND post_status = 'publish'");
+	$trackbacks = $wpdb->get_results("SELECT ID FROM $wpdb->posts WHERE to_ping <> '' AND post_status = 'publish'");
 	if ( is_array($trackbacks) ) {
 		foreach ( $trackbacks as $trackback )
 			do_trackbacks($trackback->ID);