From d4dae8127bffc2a3e01996cd2f17649ed06cae99 Mon Sep 17 00:00:00 2001
From: Xu Peng <xupeng3112@163.com>
Date: Mon, 15 Apr 2019 14:07:05 +0800
Subject: [PATCH] fix(db): fix meta compile error

Former-commit-id: dde5e3262cc177db2fad98d82ee129718936fa01
---
 cpp/src/db/db_meta.cpp      |  1 -
 cpp/src/db/db_meta.h        | 11 +++++++----
 cpp/src/db/db_meta_impl.cpp | 20 ++++++++++----------
 cpp/src/db/db_meta_impl.h   |  2 +-
 4 files changed, 18 insertions(+), 16 deletions(-)

diff --git a/cpp/src/db/db_meta.cpp b/cpp/src/db/db_meta.cpp
index 42c1d9d78f..9274b8258e 100644
--- a/cpp/src/db/db_meta.cpp
+++ b/cpp/src/db/db_meta.cpp
@@ -4,7 +4,6 @@ namespace zilliz {
 namespace vecwise {
 namespace engine {
 
-}
 
 } // namespace engine
 } // namespace vecwise
diff --git a/cpp/src/db/db_meta.h b/cpp/src/db/db_meta.h
index da2b40edf0..1eae4b95a6 100644
--- a/cpp/src/db/db_meta.h
+++ b/cpp/src/db/db_meta.h
@@ -1,5 +1,10 @@
-#ifndef VECENGINE_DB_META_H_
-#define VECENGINE_DB_META_H_
+#pragma once
+
+#include <string>
+#include <cstddef>
+#include <vector>
+#include "options.h"
+#include "status.h"
 
 namespace zilliz {
 namespace vecwise {
@@ -59,5 +64,3 @@ public:
 } // namespace engine
 } // namespace vecwise
 } // namespace zilliz
-
-#endif // VECENGINE_DB_META_H_
diff --git a/cpp/src/db/db_meta_impl.cpp b/cpp/src/db/db_meta_impl.cpp
index 61562378f9..a4ba4e810e 100644
--- a/cpp/src/db/db_meta_impl.cpp
+++ b/cpp/src/db/db_meta_impl.cpp
@@ -4,63 +4,63 @@ namespace zilliz {
 namespace vecwise {
 namespace engine {
 
-Status DBMetaImpl::DBMetaImpl(DBMetaOptions options_)
+DBMetaImpl::DBMetaImpl(const DBMetaOptions& options_)
     : _options(options_) {
     initialize();
 }
 
 Status DBMetaImpl::initialize() {
     // PXU TODO: Create DB Connection
-    return Status.OK();
+    return Status::OK();
 }
 
 Status DBMetaImpl::add_group(const GroupOptions& options_,
             const std::string& group_id_,
             GroupSchema& group_info_) {
     //PXU TODO
-    return Status.OK();
+    return Status::OK();
 }
 
 Status DBMetaImpl::get_group(const std::string& group_id_, GroupSchema& group_info_) {
     //PXU TODO
-    return Status.OK();
+    return Status::OK();
 }
 
 Status DBMetaImpl::has_group(const std::string& group_id_, bool& has_or_not_) {
     //PXU TODO
-    return Status.OK();
+    return Status::OK();
 }
 
 Status DBMetaImpl::add_group_file(const std::string& group_id_,
                               GroupFileSchema& group_file_info_) {
     //PXU TODO
-    return Status.OK();
+    return Status::OK();
 }
 
 Status DBMetaImpl::has_group_file(const std::string& group_id_,
                               const std::string& file_id_,
                               bool& has_or_not_) {
     //PXU TODO
-    return Status.OK();
+    return Status::OK();
 }
 
 Status DBMetaImpl::get_group_file(const std::string& group_id_,
                               const std::string& file_id_,
                               GroupFileSchema& group_file_info_) {
     //PXU TODO
-    return Status.OK();
+    return Status::OK();
 }
 
 Status DBMetaImpl::get_group_files(const std::string& group_id_,
                                const int date_delta_,
                                GroupFilesSchema& group_files_info_) {
     // PXU TODO
-    return Status.OK();
+    return Status::OK();
 }
 
 Status DBMetaImpl::update_group_file(const GroupFileSchema& group_file_) {
     //PXU TODO
-    return Status.OK();
+    return Status::OK();
 }
 
 } // namespace engine
diff --git a/cpp/src/db/db_meta_impl.h b/cpp/src/db/db_meta_impl.h
index 690fadf92d..bf18b713d4 100644
--- a/cpp/src/db/db_meta_impl.h
+++ b/cpp/src/db/db_meta_impl.h
@@ -10,7 +10,7 @@ namespace engine {
 
 class DBMetaImpl : public Meta {
 public:
-    DBMetaImpl(DBMetaOptions& options_);
+    DBMetaImpl(const DBMetaOptions& options_);
 
     virtual Status add_group(const GroupOptions& options_,
             const std::string& group_id_,