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Lag

Returns the time slice between the date of the current case and the last date of the training set.

Syntax

Lag()

Return Type

A scalar value of the type integer.

Remarks

If the Lag function is used on a model where the KEY TIME column is located within a nested table, the function must be located within the sub-select of the statement.

Examples

The following example returns cases that fall within the last 12 months of the data that was used to train the model.

SELECT * FROM [Forecasting].CASES
WHERE Lag() < 12

See Also

Reference

Data Mining Extensions (DMX) Function Reference
Functions (DMX)
Mapping Functions to Query Types (DMX)

Help and Information

Getting SQL Server 2005 Assistance