net9.0 
namespace System.Data
{
    [DefaultProperty("ColumnName")]
    [DesignTimeVisible(false)]
    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
    [Editor("Microsoft.VSDesigner.Data.Design.DataColumnEditor, Microsoft.VSDesigner, Version=10.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", "System.Drawing.Design.UITypeEditor, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
    [ToolboxItem(false)]
    public class DataColumn : MarshalByValueComponent
    {
        protected internal void CheckNotAllowNull();
    }
}
.NET
5.06.07.08.09.0
.NET Core
2.02.12.23.03.1
.NET Framework
1.01.12.03.03.54.04.54.5.14.5.24.64.6.14.6.24.74.7.14.7.24.84.8.1
.NET Standard
2.02.1
Information specific to net9.0
Assembly

System.Data.Common , Version=9.0.0.0, PublicKeyToken=b03f5f7f11d50a3a

Referencing

The API is automatically referenced.

Platform Restrictions

This API is supported on all platforms.

  • Built-in API
  • Package-provided API