From 9fd4048cf4cf4ccc50c97a4ca02230b517ea1494 Mon Sep 17 00:00:00 2001
From: "peng.xu" <peng.xu@zilliz.com>
Date: Tue, 9 Jul 2019 19:09:42 +0800
Subject: [PATCH] feat(db): fix build bug

Former-commit-id: 6d069d07a84897e05317143442e3d3b2d55949a4
---
 cpp/src/db/DBImpl.cpp        | 4 ++--
 cpp/src/db/DBImpl.h          | 2 +-
 cpp/src/db/MySQLMetaImpl.cpp | 5 +++++
 cpp/src/db/MySQLMetaImpl.h   | 2 ++
 4 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/cpp/src/db/DBImpl.cpp b/cpp/src/db/DBImpl.cpp
index d0363d3f3c..94a2e76c94 100644
--- a/cpp/src/db/DBImpl.cpp
+++ b/cpp/src/db/DBImpl.cpp
@@ -497,7 +497,7 @@ Status DBImpl::BuildIndex(const meta::TableFileSchema& file) {
 }
 
 Status DBImpl::BuildIndexByTable(const std::string& table_id) {
-    std::unique_ptr<std::mutex> lock(build_index_mutex_);
+    std::unique_lock<std::mutex> lock(build_index_mutex_);
     meta::TableFilesSchema to_index_files;
     meta_ptr_->FilesToIndex(to_index_files);
 
@@ -516,7 +516,7 @@ Status DBImpl::BuildIndexByTable(const std::string& table_id) {
 }
 
 void DBImpl::BackgroundBuildIndex() {
-    std::unique_ptr<std::mutex> lock(build_index_mutex_);
+    std::unique_lock<std::mutex> lock(build_index_mutex_);
     meta::TableFilesSchema to_index_files;
     meta_ptr_->FilesToIndex(to_index_files);
     Status status;
diff --git a/cpp/src/db/DBImpl.h b/cpp/src/db/DBImpl.h
index 356c7afa64..e5042354ea 100644
--- a/cpp/src/db/DBImpl.h
+++ b/cpp/src/db/DBImpl.h
@@ -113,7 +113,7 @@ class DBImpl : public DB {
     void BackgroundBuildIndex();
 
     Status
-    BuildIndexByTable(const std::string& table_id) {
+    BuildIndexByTable(const std::string& table_id);
     Status
     BuildIndex(const meta::TableFileSchema &);
 
diff --git a/cpp/src/db/MySQLMetaImpl.cpp b/cpp/src/db/MySQLMetaImpl.cpp
index 8ba7f1d3b6..4d4b858dea 100644
--- a/cpp/src/db/MySQLMetaImpl.cpp
+++ b/cpp/src/db/MySQLMetaImpl.cpp
@@ -1479,6 +1479,11 @@ namespace meta {
         return Status::OK();
     }
 
+    Status MySQLMetaImpl::UpdateTableFilesToIndex(const std::string& table_id) {
+        // TODO
+        return Status::OK();
+    }
+
     Status MySQLMetaImpl::UpdateTableFiles(TableFilesSchema &files) {
 
 //        std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
diff --git a/cpp/src/db/MySQLMetaImpl.h b/cpp/src/db/MySQLMetaImpl.h
index 9ff8254b60..f8591c25b9 100644
--- a/cpp/src/db/MySQLMetaImpl.h
+++ b/cpp/src/db/MySQLMetaImpl.h
@@ -42,6 +42,8 @@ namespace meta {
 
         virtual Status UpdateTableFile(TableFileSchema& file_schema) override;
 
+        virtual Status UpdateTableFilesToIndex(const std::string& table_id) override;
+
         virtual Status UpdateTableFiles(TableFilesSchema& files) override;
 
         virtual Status FilesToSearch(const std::string& table_id,