Usage Element (MiningModelColumn) (ASSL)

 

Applies To: SQL Server 2016 Preview

Describes how the associated column in the parent MiningStructure is used.

  
<MiningModelColumn>  
   ...  
   <Usage>...</Usage>  
   ...  
</MiningModelColumn>  

CharacteristicDescription
Data type and lengthString (enumeration)
Default valueNone
Cardinality0-1: Optional element that can occur once and only once.
RelationshipElement
Parent elementMiningModelColumn
Child elementsNone

The value of this element is limited to one of the strings listed in the following table.

ValueDescription
KeyThe column is a key column.
InputThe column is an input column.
PredictThe column is a prediction column.
PredictOnlyThe column is a prediction column only.
NoneThe column is not used by the model.

 ** Warning ** When the value of Usage is "None", Analysis Services does not send any value to the server by default; hence, the Usage attribute is not included in the request/response.

The enumeration that corresponds to the allowed values for Usage in the Analysis Management Objects (AMO) object model is MiningModelColumnUsages.

Properties (ASSL)

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