# BatchGet
#### 功能介绍
通过填写一个或多个数据实体/实例ID，获取这些实例/实体上的所有信息。
#### 入参
```
POST http://{Endpoint}/rdm_{appID}_app/services/dynamic/api/batchGet
{
    "params": {
        "ids": [
            "XXXXXXXXXX",
            "XXXXXXXXXX"
        ]
    }
}
```
其中，{Endpoint}表示数据建模引擎所在域名或IP地址，{appID}表示应用ID。
#### 出参
返回模型所有属性、直接关联的参考对象、扩展属性、分类属性、级联的数据等。
#### 示例场景
有两个实例，ID分别为455304697733976064和455304645330341888。
#### 入参示例
```
POST http://dme.cn-north-4.huaweicloud.com/rdm_01a2b2c4764d4e00f123g345fd9baa9f_app/services/dynamic/api/batchGet
    "params": {
        "ids": [
            "455304697733976064",
            "455304645330341888"
        ]
    }
}
```
#### 出参示例
```
{
    "result": "SUCCESS",
    "data": [
        {
            "id": "455304645330341888",
            "creator": "test1 3c03e719256a427eb9277b64fcXXXXXX",
            "modifier": "test1 3c03e719256a427eb9277b64fcXXXXXX",
            "createTime": "2023-01-13T01:38:07.000+00:00",
            "lastUpdateTime": "2023-01-13T01:38:07.000+00:00",
            "rdmVersion": 1,
            "rdmDeleteFlag": 0,
            "rdmExtensionType": "People",
            "tenant": {
                "id": "-1",
                "creator": "xdmAdmin",
                "modifier": "xdmAdmin",
                "createTime": "2022-08-03T11:27:44.000+00:00",
                "lastUpdateTime": "2022-08-03T11:27:44.000+00:00",
                "rdmVersion": 1,
                "rdmDeleteFlag": 0,
                "rdmExtensionType": "Tenant",
                "tenant": null,
                "className": "Tenant",
                "name": "basicTenant",
                "description": "默认租户",
                "kiaguid": null,
                "securityLevel": "internal",
                "code": "basicTenant",
                "disableFlag": false,
                "dataSource": null
            },
            "className": "People",
            "name": "李四",
            "description": null,
            "kiaguid": null,
            "securityLevel": "internal",
            "gender": "男",
            "age": 20
        },
        {
            "id": "455304697733976064",
            "creator": "test1 3c03e719256a427eb9277b64fcXXXXXX",
            "modifier": "test1 3c03e719256a427eb9277b64fcXXXXXX",
            "createTime": "2023-01-13T01:38:19.000+00:00",
            "lastUpdateTime": "2023-01-13T01:38:19.000+00:00",
            "rdmVersion": 1,
            "rdmDeleteFlag": 0,
            "rdmExtensionType": "People",
            "tenant": {
                "id": "-1",
                "creator": "xdmAdmin",
                "modifier": "xdmAdmin",
                "createTime": "2022-08-03T11:27:44.000+00:00",
                "lastUpdateTime": "2022-08-03T11:27:44.000+00:00",
                "rdmVersion": 1,
                "rdmDeleteFlag": 0,
                "rdmExtensionType": "Tenant",
                "tenant": null,
                "className": "Tenant",
                "name": "basicTenant",
                "description": "默认租户",
                "kiaguid": null,
                "securityLevel": "internal",
                "code": "basicTenant",
                "disableFlag": false,
                "dataSource": null
            },
            "className": "People",
            "name": "李兰",
            "description": null,
            "kiaguid": null,
            "securityLevel": "internal",
            "gender": "女",
            "age": 18
        }
    ],
    "errors": []
}
```