# Get UPgSQL Supported Version List - ListUPgSQLVersion

## Overview

Get UPgSQL Supported Version List






## Definition

### Public Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Action**     | string  | Corresponding API command name, the current API is `ListUPgSQLVersion`.                      | **Yes** |
| **PublicKey**  | string  | The user's public key can be obtained from [Console](https://console.scloudsg.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) |**Yes**|
| **ProjectId** | string | Project ID. If not filled in, the default project is used, sub-accounts must be filled in. Please refer to the [GetProjectList interface](/docs/api/summary/get_project_list). |No|

### 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|
| **DataSet** | array[[*PgSQLVersion*](#pgsqlversion)] | PostgreSQL version information |**Yes**|

#### Data Model


#### PgSQLVersion

| Field Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **DBVersion** | string | UPgSQL Version |No|
| **Available** | string | Two binary digits control whether to open single point and high availability, the first digit controls whether the single point is open, and the second digit controls high availability. For example, "01" means only high availability is open, "10" means only single point is open, and "11" means both are open. |No|

## Example

### Request Example
    
```
https://api.scloudsg.com/?Action=ListUPgSQLVersion
&Region=cn-zj
&Zone=cn-zj-01
&ProjectId=dCpUShtz
```

### Response Example
    
```json
{
  "Action": "ListUPgSQLVersionResponse",
  "DataSet": {},
  "Message": "PKgMwhyg",
  "RetCode": 0
}
```