[This documentation is for preview only, and is subject to change in later releases. Blank topics are included as placeholders.]
Defines an interface that provides methods that get data, for a parameter or column, as the specified type. The assembly that contains this class has a friend relationship with SQLAccess.dll. This class is intended for use by SQL Server. For other databases, use the hosting mechanism provided by that database.
Assembly: System.Data (in System.Data.dll)