# Querying App Details

#### Function

This API is used to query app details.

#### URI

GET /v2/{project_id}/apps/{app_name}

Table 1 Path parameters
Parameter | Mandatory | Type | Description
--- | --- | --- | ---
project_id | Yes | String | Project ID.
app_name | Yes | String | Name of the app to be queried.

#### Request Parameters

Table 2 Request header parameters
Parameter | Mandatory | Type | Description
--- | --- | --- | ---
X-Auth-Token | Yes | String | User token. The token can be obtained by calling the IAM API (value of X-Subject-Token in the response header).

#### Response Parameters

Status code: 200

Table 3 Response body parameters
Parameter | Type | Description
--- | --- | ---
app_name | String | Name of the app.
app_id | String | Unique identifier of the app.
create_time | Long | Time when the app is created, in milliseconds.
commit_checkpoint_stream_names | Array of strings | List of associated streams.

#### Example Requests

Querying App Details

    GET https://{Endpoint}/v2/{project_id}/apps/{app_name}

#### Example Responses

Status code: 200

Normal response.

    {
      "app_id" : "bd6IPpvgiIflQPMpi9M",
      "app_name" : "newstream",
      "create_time" : 1593569685875,
      "commit_checkpoint_stream_names" : [ "newstream" ]
    }

#### Status Codes

Status Code | Description
--- | ---
200 | Normal response.

#### Error Codes

See Error Codes.

Parent topic: App Management