從IoT Reader數(shù)據(jù)源的產(chǎn)品時序存儲表中讀取數(shù)據(jù)，寫入到一張MaxCompute表中的腳本示例如下。

{
    "type": "job",
    "version": "2.0",
    "steps": [
        {
            "stepType": "iot", // 請指定 "iot"，表示IoT Reader數(shù)據(jù)源
            "parameter": {
                "accessId": "LT********", // 用于訪問物聯(lián)網(wǎng)企業(yè)實例的accessId。
                "accessKey": "******", // 用于訪問物聯(lián)網(wǎng)企業(yè)實例的accessKey
                "regionId": "cn-shanghai", // 物聯(lián)網(wǎng)企業(yè)實例的地域ID
                "instanceId": "iot-*******", // 物聯(lián)網(wǎng)企業(yè)實例ID
                "column": [ // 讀取IoT數(shù)據(jù)存儲表的列信息
                    "product_key",
                    "device_name",
                    "iot_id",
                    "event_time",
                    "event_date",
                    "items"
                ],
                "table": "product.h******", // 數(shù)據(jù)存儲表的表標識符
                "date": "${bizdate}" // 日期格式為yyyyMMdd，如"20151111"，表示導出該日的數(shù)據(jù)
            },
            "name": "Reader",
            "category": "reader"
        },
        {
            "stepType": "odps",
            "parameter": {
                "partition": "ds=${bizdate}",
                "truncate": true,
                "indexes": [],
                "datasource": "odps_source",
                "envType": 0,
                "isSupportThreeModel": false,
                "column": [
                    "product_key",
                    "device_name",
                    "iot_id",
                    "event_time",
                    "event_date",
                    "items"
                ],
                "emptyAsNull": false,
                "table": "ods_product_timeline_dd"
            },
            "name": "Writer",
            "category": "writer"
        },
        {
            "copies": 1,
            "parameter": {
                "nodes": [],
                "edges": [],
                "groups": [],
                "version": "2.0"
            },
            "name": "Processor",
            "category": "processor"
        }
    ],
    "setting": {
        "errorLimit": {
            "record": ""
        },
        "locale": "zh",
        "speed": {
            "throttle": false,
            "concurrent": 2
        }
    },
    "order": {
        "hops": [
            {
                "from": "Reader",
                "to": "Writer"
            }
        ]
    }
}