如何将 Lookup 的值传递或使用到 Data Flow?

问题描述 投票:0回答:0

我已经有一个在 ADF 上工作的管道,但我想通过将 Kusto 数据导出到 ADLS 而不是使用复制活动(也比较性能)来尝试一些事情。

那么,是否可以使用 查找活动值数据流映射

查找 Kusto 查询:

let pickDate = datetime(2023-03-01);
let Conversion = datatable(Decimal: int, HexCode: string, Binary: string)
[
    0, '0', '0000',
    1, '1', '0001',
    2, '2', '0010',
    3, '3', '0011',
    4, '4', '0100',
    5, '5', '0101',
    6, '6', '0110',
    7, '7', '0111',
    8, '8', '1000',
    9, '9', '1001',
    10, 'a', '1010',
    11, 'b', '1011',
    12, 'c', '1100',
    13, 'd', '1101',
    14, 'e', '1110',
    15, 'f', '1111',
];
let data = materialize(range Dates from pickDate to pickDate step 1d
| extend Dates = format_datetime(Dates, 'yyyy-MM-dd')
| extend JoinColumn = 1
| join kind=inner
    (
    Conversion
    | extend JoinColumn = 1
    )
    on JoinColumn
| project Dates, HexCode);
let HexCodes = data 
| summarize make_set(HexCode);
data
| extend SubHexCode = toscalar(HexCodes)
| mv-expand SubHexCode

我需要的:

azure-data-factory azure-data-factory-2
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