Gets the number of rows changed, inserted, or deleted by execution of the SQL statement.
Assembly: System.Data (in System.Data.dll)
The RecordsAffected property is not set until all rows are read and you close the DataReader.Notes to Inheritors
This property and IsClosed should be implemented to return a value when the reader is closed.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.