QdbDoubleColumnSpread Method

Gets the spread (ie the difference between the maximum value and the minimum value) of the table

Namespace: Quasardb.TimeSeries
Assembly: Quasardb (in Quasardb.dll) Version: 3.9.9.0 (3.9.9.0)

Syntax

public Nullable<double> Spread()

Public Function Spread As Nullable(Of Double)

Type: NullableDouble
The spread of the table

Exceptions

Exception	Condition
QdbEmptyColumnException	If the column is empty

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