DbColumn.IsKey Property

Definition

Gets a nullable boolean value that indicates whether this column is a key, or returns null if no value is set. Can be set to either true or false indicating whether this column is a key, or null (Nothing in Visual Basic) when overridden in a derived class.

public bool? IsKey { get; protected set; }

Property Value

Returns true if this column is a key; otherwise, false. If no value is set, returns a null reference (Nothing in Visual Basic).

Applies to

Produkt Versions
.NET Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9
.NET Framework 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 2.0, 2.1