Database Backup (DBS) allows you to use backup gateways to automatically download backup sets. This topic describes how to configure automatic download of backup sets.

Prerequisites

A backup gateway is added. For more information, see Add a backup gateway.

Feature limits and formats

Limit Logical backup Physical backup
Backup destination storage type Only DBS built-in storage is supported. OSS storage is not supported.
Note If you store data in OSS buckets, you can download the data in the OSS console. For more information, see Download objects.
Only DBS built-in storage is supported. OSS storage is not supported.
Note If you store data in OSS buckets, you can download the data in the OSS console. For more information, see Download objects.
Full data The following database engines are supported:
  • MySQL
  • SQL Server
  • MariaDB
  • PostgreSQL
  • PPAS
  • Oracle
  • MongoDB
Note MongoDB data is in the JSON format. Other data is in the CSV format.
The following database engines are supported:
  • MySQL
  • SQL Server
  • Oracle
Note
  • MySQL data is in the same format as the data in Percona XtraBackup and is compressed.
  • SQL Server data is in the same format as the data generated by the native backup command and is compressed.
  • Oracle data is in the same format as the data backed up in Recovery Manager (RMAN) and is compressed.
Incremental data The following database engine is supported:

MySQL

Note Data is in the native format of MySQL.
The following database engines are supported:
  • MySQL
  • SQL Server
  • Oracle
Note Backup data is in the same format as its full data.

Procedure

  1. Log on to the DBS console.
  2. In the left-side navigation pane, click Backup Schedules. On the Backup Schedules page, select a region in the upper-left corner.
    Select a region
  3. Click Schedule ID or Manage in the Actions column corresponding to a backup schedule.
    Manage button
  4. On the Configure Task page, click Set backup set download rules in the Backup set download section.
    Note If the database engine of a backup schedule does not support the download of backup sets or the destination storage type is not DBS built-in storage, the Set backup set download rules button is unavailable in the console.
  5. Configure the following parameters.
    Parameter Description
    Auto download status Specifies whether to enable automatic download. Select Enable.
    Target type By default, the parameter is set to the directory of the server on which the backup gateway is installed.
    Backup Gateway The backup gateway. For more information, see Add a backup gateway.
    Target location The type of the location and the corresponding directory or path to which the backup set is downloaded. Valid values:
    • Server directory
    • FTP direction
    • NAS direction
    • Minio direction
    Full data format This parameter is automatically specified by the system and cannot be modified.
    Note For more information about the data format of full and incremental backup sets, see the "Feature limits and formats" section of the Overview topic.
    Incremental data format This parameter is automatically set to the native format by the system and cannot be modified.
  6. Click OK. The system immediately begins to download the latest full and incremental backup sets to the specified path.

    New full and incremental backup sets are automatically downloaded after they are generated.

What to do next

You can view the download progress of backup sets. For more information, see View download progress.