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在使用SSDT之前處理挖掘結構,模型和預測我試圖使用MDX執行相同的操作,希望能夠自動執行某些過程。錯誤(數據挖掘):在挖掘模型中未指定任何案例
現在我試圖將數據插入到模型中時遇到問題。
INSERT INTO MINING STRUCTURE DumpForecasting_MIXED_Structure
(
[TimeIndex],
[DumpLocation_Id]
)
OPENQUERY
(
[Data Analytics Test],
'SELECT [TimeIndex],
[DumpLocation_Id],
[TotalDumpCount]
FROM dbo.DailyDumpStatistics
ORDER BY [DumpLocation_Id],[TimeIndex]'
)
當試圖執行上面,我是有錯誤招呼:
Error (Data mining): No cases were specified in the mining model, Forecasting_ARIMA.
爲了澄清這裏是我創作的查詢:
CREATE MINING MODEL [DumpForecasting_MIXED]
(
[TimeIndex] date KEY TIME,
[DumpLocation_Id] long KEY,
[TotalDumpCount] long Continuous Predict
)
USING Microsoft_Time_Series(
AUTO_DETECT_PERIODICITY = 0.8,
FORECAST_METHOD = 'MIXED',
PREDICTION_SMOOTHING = 0.3
)
WITH DRILLTHROUGH
其次ARIMA:
ALTER MINING STRUCTURE DumpForecasting_MIXED_Structure
ADD MINING MODEL Forecasting_ARIMA
(
[TimeIndex],
[DumpLocation_Id],
[TotalDumpCount] PREDICT
)
USING Microsoft_Time_Series(
AUTO_DETECT_PERIODICITY = 0.8,
FORECAST_METHOD = 'ARIMA'
)
WITH DRILLTHROUGH
和ARTXP:
ALTER MINING STRUCTURE DumpForecasting_MIXED_Structure
ADD MINING MODEL Forecasting_ARTXP
(
[TimeIndex],
[DumpLocation_Id],
[TotalDumpCount] PREDICT
)
USING Microsoft_Time_Series(
AUTO_DETECT_PERIODICITY = 0.8,
FORECAST_METHOD = 'ARTXP'
)
WITH DRILLTHROUGH
我可以根據要求提供更多細節。截至目前,我已經廣泛搜索,但我找不到任何可以幫我弄清楚的好消息。建議和想法非常感謝。