Backing up and restoring the database

Users can configure backups for MySQL (DBaaS) through the Samsung Cloud Platform Console and restore from the backed‑up files.

Backing up MySQL (DBaaS)

PostgreSQL (DBaaS) provides data backup functionality based on its own backup commands. Additionally, it provides an optimized backup environment for data protection and management through backup history verification and backup file deletion features.

Configure Backup

For instructions on configuring backups for MySQL(DBaaS), see MySQL(DBaaS) Creating.

To modify the backup settings of the created resource, follow the steps below.

To set up a backup, follow these steps.

1. All Services > Database > MySQL(DBaaS) Click the menu. 1. Navigate to the Service Home page of MySQL (DBaaS).
2. On the Service Home page, click the MySQL(DBaaS) menu. 2. Navigate to the MySQL(DBaaS) List page.
3. MySQL(DBaaS) List page, click the resource for which you want to configure backup. 3. MySQL(DBaaS) Details Go to the page.
4. Click the Edit button of the backup item. 4. Backup Settings popup window opens.
5. When configuring a backup, click Enable in the Backup Settings popup, select the retention period, backup start time, and Archive backup interval, then click the Confirm button.
   • If you wish to stop the backup configuration, deselect Backup Settings in the Use popup and authenticate via the logged-in user’s mobile phone.
     When user authentication is complete, the backup configuration is disabled and backup execution stops.

Check backup history

To view the backup history, follow these steps.

1. All Services > Database > MySQL(DBaaS) Click the menu. 1. Go to the Service Home page of MySQL (DBaaS).
2. On the Service Home page, click the MySQL(DBaaS) menu. 2. MySQL (DBaaS) List Navigate to the page.
3. MySQL(DBaaS) List On the page, click the resource for which you want to view the backup history. 3. MySQL(DBaaS) Details Navigate to the page.
4. Click the Backup History button. 4. Backup History The popup window opens.
5. Backup History In the popup window, you can view the backup status, version, backup start time, backup completion time, and size.

Delete backup files

To delete the backup history, follow these steps.

1. All Services > Database > MySQL(DBaaS) Click the menu. 1. Go to the Service Home page of MySQL (DBaaS).
2. On the Service Home page, click the MySQL(DBaaS) menu. 2. Go to the MySQL(DBaaS) List page.
3. MySQL(DBaaS) List On the page, click the resource to view the backup history. 3. MySQL(DBaaS) Details Go to the page.
4. Click the Backup History button. 4. Backup History popup window opens.
5. Backup History In the popup window, check the files you want to delete, then authenticate using the logged-in user’s mobile phone.
   • When user authentication is completed, the backup file is deleted.

MySQL(DBaaS) Recover

When a failure or data loss requires restoration from a backup file, the recovery feature enables point‑in‑time restoration. When performing a MySQL (DBaaS) recovery, a new server is created with the OS image from the initial provisioning point, the DB is installed with the version from the backup point, and the recovery proceeds with the DB’s configuration information and data.

To recover MySQL (DBaaS), follow these steps.

1. Click the All Services > Database > MySQL (DBaaS) menu. 1. Go to the Service Home page of MySQL (DBaaS).
2. On the Service Home page, click the MySQL(DBaaS) menu. 2. MySQL(DBaaS) List Go to the page.
3. MySQL(DBaaS) resource On the list page, click the resource you want to restore. 3. MySQL(DBaaS) Details Navigate to the page.
4. Click the Database Recovery button. 4. Go to the Database Recovery page.
5. Database Recovery Configuration after entering the relevant information in the area, click the Complete button.

   Category	required status	Detailed description
   Recovery Type	Required	Set the point in time the user wants to recover Backup point (recommended): Recover based on the backup file. Select from the list of backup points displayed in the list Custom point: Recover to a user-specified point within the range of recoverable backup times. The recoverable period depends on the Archive backup cycle setting, allowing recovery from the start of the first backup up to 1 hour/30 minutes/10 minutes/5 minutes before the current time. Select the desired date and time for the backup
   Server name prefix	Required	Server name of the recovery DB Start with a lowercase English letter and use lowercase letters, numbers, and special characters (-) to enter 3 to 16 characters Based on the server name, a postfix such as 001, 002 is appended to generate the actual server name
   Cluster name	Required	Cluster name of the recovery DB Enter using English letters, 3 ~ 20 characters A cluster is a unit that groups multiple servers
   Service Type > Server Type	Required	Server type for the recovery DB installation Standard: Standard specification commonly used High Capacity: Large-capacity server with 24 vCores or more (to be provided later)
   Service Type > Planned Compute	Selection	Status of resources with Planned Compute configured In Use: Number of resources with Planned Compute that are currently in use Configured: Number of resources with Planned Compute configured Coverage Preview: Amount applied per resource by Planned Compute Create Planned Compute Service: Navigate to the Planned Compute service application page For more details, see Planned Compute Apply
   Service Type > Block Storage	Required	Block Storage settings used by the recovery DB Basic OS: Area where the DB engine is installed DATA: Storage area for table data, archive files, etc. Applied identically with the storage type set in the source cluster Enter capacity as a multiple of 8 within the range 16 to 5,120 Additional: Storage area for DATA, Archive, TEMP, Backup data Applied identically with the storage type set in the source cluster In the recovery DB, only DATA, TEMP, and Archive purposes can be added After selecting Use, enter the storage purpose and capacity To add storage, click the Add button; to delete, click the x button Capacity can be entered as a multiple of 8 within the range 16 to 5,120, and up to 9 can be created ___HTML_MARKER***
   Database username	Required	Database username configured in the source DB
   Database Port number	Required	Database port number configured in the source DB
   IP access control	Select	IP address for accessing the recovery DB Enter in IP format (e.g., 192.168.10.1) or CIDR format (e.g., 192.168.10.1/32, 192.168.10.1/32), then click the Add button To delete an entered IP, click the x button next to the entered IP
   maintenance period	Select	Database maintenance window If you select Use, set the day, start time, and duration It is recommended to set a maintenance window for stable management of the DB. Patch operations will be performed at the scheduled time, causing service interruption If set to not use, Samsung SDS is not responsible for issues arising from unapplied patches.
   tag	Select	Add Tag Add Tag button after clicking, enter or select Key, Value values

   Table. MySQL (DBaaS) recovery configuration items