From 7deef8029f8256b3eaeff309038386615d0308bd Mon Sep 17 00:00:00 2001
From: Cross <xinyuanm9@gmail.com>
Date: Sat, 25 Apr 2020 14:53:49 +0800
Subject: [PATCH] Update GrpcRequestHandler.cpp (#2085)

Signed-off-by: Cross <xinyuanm9@gmail.com>
---
 core/src/server/grpc_impl/GrpcRequestHandler.cpp | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/core/src/server/grpc_impl/GrpcRequestHandler.cpp b/core/src/server/grpc_impl/GrpcRequestHandler.cpp
index 1d375a186b..a4ec05e8f9 100644
--- a/core/src/server/grpc_impl/GrpcRequestHandler.cpp
+++ b/core/src/server/grpc_impl/GrpcRequestHandler.cpp
@@ -521,9 +521,7 @@ GrpcRequestHandler::SearchInFiles(::grpc::ServerContext* context, const ::milvus
 
     // step 2: copy file id array
     std::vector<std::string> file_ids;
-    for (auto& file_id : request->file_id_array()) {
-        file_ids.emplace_back(file_id);
-    }
+    std::copy(request->file_id_array().begin(), request->file_id_array().end(), std::back_inserter(file_ids));
 
     // step 3: partition tags
     std::vector<std::string> partitions;