From ae580462653539da4d90a92dc880e9e9b36007d6 Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Sat, 31 Mar 2018 21:49:26 +0900
Subject: [PATCH] Update migration script

---
 tools/migration/nighthike/6.js | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/tools/migration/nighthike/6.js b/tools/migration/nighthike/6.js
index ff78df4e09..8b97e9f7b3 100644
--- a/tools/migration/nighthike/6.js
+++ b/tools/migration/nighthike/6.js
@@ -1 +1,13 @@
-db.posts.update({ mediaIds: null }, { $set: { mediaIds: [] } }, false, true);
+db.posts.update({
+	$or: [{
+		mediaIds: null
+	}, {
+		mediaIds: {
+			$exist: false
+		}
+	}]
+}, {
+	$set: {
+		mediaIds: []
+	}
+}, false, true);