From f017d573578ff84c7f6b400b4f8e4d266aa545b0 Mon Sep 17 00:00:00 2001 From: wuyongning Date: Mon, 20 Jun 2022 20:04:50 +0800 Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E6=A3=80=E8=A7=86=E9=97=AE?= =?UTF-8?q?=E9=A2=98?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: wuyongning --- .../subsys-data-relational-database-guide.md | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/zh-cn/device-dev/subsystems/subsys-data-relational-database-guide.md b/zh-cn/device-dev/subsystems/subsys-data-relational-database-guide.md index 3cbb103640..d45e6a2ed0 100644 --- a/zh-cn/device-dev/subsystems/subsys-data-relational-database-guide.md +++ b/zh-cn/device-dev/subsystems/subsys-data-relational-database-guide.md @@ -330,13 +330,14 @@ 8. 数据库的备份和恢复 - a. 根据指定的数据库备份文件名备份当前数据库 - b. 根据指定的数据库备份文件恢复当前数据库 + a. 根据指定的数据库备份文件名备份当前数据库。 - 示例代码如下： + b. 根据指定的数据库备份文件恢复当前数据库。 + + 示例代码如下： ``` - std::string backupName = "backup.db"; - std::vector key; + std::string backupName = "backup.db"; // 指定数据库的备份文件名 + std::vector key; // 数据库的加密密钥 int errno = store->Backup(backupName, key); errno = store->Restore(backupName, key); ``` \ No newline at end of file -- GitLab