RDS for MySQL
RDS for MySQL
RDS for MySQL
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API reference
V2（2022-01-01）
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- Documentation
RDS for MySQLAPI referenceV2（2022-01-01）Backup and recoveryDescribeBackupDecryptionKey - Query the encryption key for a backup
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Download PDFBackup and recovery
DescribeBackupDecryptionKey - Query the encryption key for a backup
Copy pageDownload PDFDescribeBackupDecryptionKey - Query the encryption key for a backup
Call the DescribeBackupDecryptionKey API to query the encryption key for a backup.
Request type
Synchronous request.
Precautions
- If you receive the error "The instance version is too low to support the requested operation" when calling this API, submit a ticket to contact technical staff to upgrade the instance.
- MySQL 8.4 instances do not support backup encryption.
Debug
API Explorer
You can initiate calls online through API Explorer without paying attention to the signature generation process and quickly obtain the call results.
Request parameters
Parameter | Type | Is it required? | Sample value | Description |
InstanceId | String | Yes | mysql-0d458bb5**** | Instance ID. |
BackupId | String | Yes |
| Data backup ID or the file name of the log backup. If you are querying the key for data backup encryption, the value of this field is the BackupId of the backup file, which you can obtain by calling the DescribeBackups API. If you are querying the key for log backup encryption, the value of this field is the FileName of the backup file, which you can obtain by calling the DescribeBinlogFiles API. |
Response parameters
Parameter | Type | Sample value | Description |
DecryptionKey | String | 889a48446dece6e4a9c8033ade4e5903 | Key. |
Iv | String | ec81a486bada45c0 | Initialization vector. tip This field is returned only when querying the key for a log backup. |
Sample
Sample request
POST /?Action=DescribeBackupDecryptionKey&Version=2022-01-01 HTTP/1.1
Content-Type: application/json
Host: rds-mysql.cn-beijing.volcengineapi.com
X-Date: 20211202T101010Z
Authorization: HMAC-SHA256 Credential=AKLTN2I0MmFiNzMxNWE5NDgzMzk4MmVjMTVkODlkZTZ****/20211202/cn-beijing/rds_mysql/request,SignedHeaders=x-date, Signature=71d31fc7bcf990142851c9833c5656391486cda0ae2e0b8ada733b7c6458****
{
"InstanceId": "mysql-0d458bb5****",
"BackupId": "binlog_mysql-0d458bb5****-mb27f-0_1715747255925159171-binlog.000020"
}
Sample response
{
"ResponseMetadata": {
"RequestId": "2024051513250710A7B3BCF7ECB986A033-e2f1e9",
"Action": "DescribeBackupDecryptionKey",
"Version": "2022-01-01",
"Service": "rds_mysql",
"Region": "cn-beijing"
},
"Result": {
"DecryptionKey": "aa7e7d668764ae9abf420a7de01004ad",
"Iv": "ec81a486bada45c0"
}
}
Error code
Last updated: 2026.05.28 15:17:54
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