Attempts to cancel the execution of an IDbCommand.
命名空间： Microsoft.ReportingServices.DataProcessing
程序集： Microsoft.ReportingServices.Interfaces（在 Microsoft.ReportingServices.Interfaces.dll 中）
Microsoft.ReportingServices.SharePoint.UI.WebParts（在 Microsoft.ReportingServices.SharePoint.UI.WebParts.dll 中）
语法
声明
Sub Cancel
用法
Dim instance As IDbCommand
instance.Cancel()
void Cancel()
void Cancel()
abstract Cancel : unit -> unit
function Cancel()
注释
If there is nothing to cancel, nothing happens. If there is a command in process, and the attempt to cancel fails, an exception is thrown.