# (New) Get the log backup address of UDB - DescribeUDBBinlogBackupURL

## Overview

Obtain the backup address of UDB's Binlog or error log or slow query log



 > ℹ️ The new version (NVMe type) MongoDB/PostgreSQL is not supported, please use the corresponding product's API for the new version (NVMe type) MongoDB/PostgreSQL.


## Definition

### Public Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Action**     | string  | Corresponding API command name, the current API is `DescribeUDBBinlogBackupURL`.                      | **Yes** |
| **PublicKey**  | string  | The user's public key can be obtained from [Console](https://console.genesissai.com/uaccount/api_manage)                                             | **Yes** |
| **Signature**  | string  | User signature generated based on public key and API command, see [Signature Algorithm](/docs/api/summary/signature.md)  | **Yes** |

### Request Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Region** | string | Region. See [List of Regions and Availability Zones](/docs/api/summary/regionlist) |**Yes**|
| **Zone** | string | Availability Zone. See [Availability Zone List](/docs/api/summary/regionlist) |No|
| **DBId** | string | DB Instance Id |**Yes**|
| **BackupId** | int | The ID of the DB instance log backup, which can be obtained from the DescribeUDBLogPackage result. |**Yes**|
| **BinlogType** | string | binlog backup type Manual: Manual backup, Auto: Automatic backup |**Yes**|

### Response Field

| Field Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **RetCode** | int | Return status code. If it is 0, it means successful return. If it is not 0, it means failure. |**Yes**|
| **Action** | string | Operation command name. |**Yes**|
| **Message** | string | Returns an error message, providing detailed description when `RetCode` is non-zero. |No|
| **BackupPath** | string | Public network address of the DB instance backup file |No|
| **InnerBackupPath** | string | Intranet address of the DB instance backup file |No|




## Example

### Request Example
    
```
https://api.genesissai.com/?Action=DescribeUDBBinlogBackupURL
&Region=cn-bj2
&DBId=udb-xxxxxx
&BackupId=1234
&BinlogType=vqVtwBwj
```

### Response Example
    
```json
{
  "Action": "DescribeUDBBinlogBackupURLResponse",
  "BackupPath": "http://udbbackup.ufile.ucloud.cn/bbasd?UCloudPublicKey=ucloududb@ucloud.cn1426152414000604875621\u0026Expires=1426761552\u0026Signature=8MEqKJlwRVLWI1ZvLE/23pveM=",
  "InnerBackupPath": "yurdmcLI",
  "RetCode": 0
}
```