更新

datacenter/inc/Database.h

@@ -4,7 +4,7 @@
  * @文件版本: V1.0.0
  * @创建日期: 2025-02-21 15:16:45
  * @简要说明:
- * @编辑时间: 2025-02-28 09:55:54
+ * @编辑时间: 2025-02-28 10:01:15
  * @Copyright: 2025 Shenzhen ShenBao Electrical instruments CO.,LTD. All Rights Reserved.
  */
 
@@ -22,7 +22,7 @@ using namespace std;
 
 #define DBNAME "test.db"
 #define FILEBACKUP "/opt/bak/bak.sql"
-#define FILEBACKUP_HIS "mv /opt/bak/bak.sql /opt/bak/bak.sql.bak"
+#define CMDBACKUP_HIS "mv /opt/bak/bak.sql /opt/bak/bak.sql.bak"
 
 class Database
 {
@@ -62,7 +62,7 @@ public:
         int nResult = sqlite3_get_table(db, sql.c_str(), pResult, nRow, nCol, &errmsg);
         if (nResult != SQLITE_OK)
         {
-            //sqlite3_close(db);
+            // sqlite3_close(db);
             cout << errmsg << " code:" << nResult << endl;
             sqlite3_free(errmsg);
             return (-1);
@@ -101,7 +101,7 @@ public:
         int rtn = -1;
         std::cout << "start backup database..." << std::endl;
 
-        system(FILEBACKUP_HIS);
+        system(CMDBACKUP_HIS);
 
         // system("./sqlite shb3104.db '.dump f_param' > /opt/bak.sql");
         // system("./sqlite shb3104.db '.dump f_param_def' >> /opt/bak.sql");
@@ -165,6 +165,8 @@ public:
     {
         int flag_bak = 0;
         struct stat statbuf;
+        char *zErrMsg = 0;
+        int rc;
 
         if (stat(FILEBACKUP, &statbuf) == 0)
         {
@@ -175,10 +177,7 @@ public:
         }
 
         DbClose(); // 关闭现有连接
-
-        char *zErrMsg = 0;
-        int rc;
-
+        system("sync");
         DbOpen(DBNAME);
 
         // 从备份文件中读取SQL命令并执行