From 5d962f241fb4096e0425121b2c0cefa4544f6d9c Mon Sep 17 00:00:00 2001
From: Alexey Milovidov <milovidov@yandex-team.ru>
Date: Thu, 28 Jan 2016 03:39:11 +0300
Subject: [PATCH] dbms: fixed error with ATTACH [#METR-19835].

---
 dbms/src/Storages/StorageReplicatedMergeTree.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dbms/src/Storages/StorageReplicatedMergeTree.cpp b/dbms/src/Storages/StorageReplicatedMergeTree.cpp
index 6eb942841b7..59c9b7cf27c 100644
--- a/dbms/src/Storages/StorageReplicatedMergeTree.cpp
+++ b/dbms/src/Storages/StorageReplicatedMergeTree.cpp
@@ -2853,7 +2853,7 @@ void StorageReplicatedMergeTree::attachPartition(ASTPtr query, const Field & fie
 	/// Выделим добавляемым кускам максимальные свободные номера, меньшие RESERVED_BLOCK_NUMBERS.
 	/// NOTE: Проверка свободности номеров никак не синхронизируется. Выполнять несколько запросов ATTACH/DETACH/DROP одновременно нельзя.
 	Int64 min_used_number = RESERVED_BLOCK_NUMBERS;
-	DayNum_t month = DateLUT::instance().makeDayNum(parse<UInt16>(partition.substr(0, 4)), parse<UInt8>(partition.substr(4, 2)), 0);
+	DayNum_t month = DateLUT::instance().makeDayNum(parse<UInt16>(partition.substr(0, 4)), parse<UInt8>(partition.substr(4, 2)), 1);
 
 	{
 		auto existing_parts = data.getDataParts();