From b82eda5046119213e2a4adb8a46babd61bde50f8 Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Mon, 23 Jan 2017 14:53:46 +0900
Subject: [PATCH] [Server] Fix query performance

---
 src/api/endpoints/drive/folders.js      | 4 ++--
 src/api/endpoints/messaging/messages.js | 4 ++--
 src/api/endpoints/my/apps.js            | 2 +-
 src/api/endpoints/posts.js              | 4 ++--
 src/api/endpoints/posts/reposts.js      | 4 ++--
 src/api/endpoints/users.js              | 4 ++--
 6 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/src/api/endpoints/drive/folders.js b/src/api/endpoints/drive/folders.js
index fd37840ff7..f233de25a1 100644
--- a/src/api/endpoints/drive/folders.js
+++ b/src/api/endpoints/drive/folders.js
@@ -49,14 +49,14 @@ module.exports = (params, user, app) =>
 
 	// Construct query
 	const sort = {
-		created_at: -1
+		_id: -1
 	};
 	const query = {
 		user_id: user._id,
 		parent_id: folder
 	};
 	if (since !== null) {
-		sort.created_at = 1;
+		sort._id = 1;
 		query._id = {
 			$gt: new mongo.ObjectID(since)
 		};
diff --git a/src/api/endpoints/messaging/messages.js b/src/api/endpoints/messaging/messages.js
index 9440e2b3aa..387ed3bea1 100644
--- a/src/api/endpoints/messaging/messages.js
+++ b/src/api/endpoints/messaging/messages.js
@@ -74,11 +74,11 @@ module.exports = (params, user) =>
 	};
 
 	const sort = {
-		created_at: -1
+		_id: -1
 	};
 
 	if (since !== null) {
-		sort.created_at = 1;
+		sort._id = 1;
 		query._id = {
 			$gt: new mongo.ObjectID(since)
 		};
diff --git a/src/api/endpoints/my/apps.js b/src/api/endpoints/my/apps.js
index 3745a92e0f..818c636949 100644
--- a/src/api/endpoints/my/apps.js
+++ b/src/api/endpoints/my/apps.js
@@ -48,7 +48,7 @@ module.exports = (params, user) =>
 			limit: limit,
 			skip: offset,
 			sort: {
-				created_at: -1
+				_id: -1
 			}
 		});
 
diff --git a/src/api/endpoints/posts.js b/src/api/endpoints/posts.js
index 0428b400bc..9bc25315a7 100644
--- a/src/api/endpoints/posts.js
+++ b/src/api/endpoints/posts.js
@@ -38,11 +38,11 @@ module.exports = (params) =>
 
 	// Construct query
 	const sort = {
-		created_at: -1
+		_id: -1
 	};
 	const query = {};
 	if (since !== null) {
-		sort.created_at = 1;
+		sort._id = 1;
 		query._id = {
 			$gt: new mongo.ObjectID(since)
 		};
diff --git a/src/api/endpoints/posts/reposts.js b/src/api/endpoints/posts/reposts.js
index a118ca6fba..ed97a601e3 100644
--- a/src/api/endpoints/posts/reposts.js
+++ b/src/api/endpoints/posts/reposts.js
@@ -55,13 +55,13 @@ module.exports = (params, user) =>
 
 	// Construct query
 	const sort = {
-		created_at: -1
+		_id: -1
 	};
 	const query = {
 		repost_id: post._id
 	};
 	if (since !== null) {
-		sort.created_at = 1;
+		sort._id = 1;
 		query._id = {
 			$gt: new mongo.ObjectID(since)
 		};
diff --git a/src/api/endpoints/users.js b/src/api/endpoints/users.js
index 1c6024e3ee..671eaae14f 100644
--- a/src/api/endpoints/users.js
+++ b/src/api/endpoints/users.js
@@ -39,11 +39,11 @@ module.exports = (params, me) =>
 
 	// Construct query
 	const sort = {
-		created_at: -1
+		_id: -1
 	};
 	const query = {};
 	if (since !== null) {
-		sort.created_at = 1;
+		sort._id = 1;
 		query._id = {
 			$gt: new mongo.ObjectID(since)
 		};