Rowset Object Interfaces

The following table shows the mandatory and optional interfaces defined by OLE DB for a rowset object.

Interface	Required?	Implemented by OLE DB templates?
IAccessor	Mandatory	Yes
IColumnsInfo	Mandatory	Yes
IConvertType	Mandatory	Yes
IRowset	Mandatory	Yes
IRowsetInfo	Mandatory	Yes
IChapteredRowset	Optional	No
IColumnsInfo2	Optional	No
IColumnsRowset	Optional	No
IConnectionPointContainer	Optional	Yes (through ATL)
IDBAsynchStatus	Optional	No
IGetRow	Optional	No
IRowsetChange	Optional	Yes
IRowsetChapterMember	Optional	No
IRowsetCurrentIndex	Optional	No
IRowsetFind	Optional	No
IRowsetIdentity	Optional (but required for level 0 providers)	Yes
IRowsetIndex	Optional	No
IRowsetLocate	Optional	Yes
IRowsetRefresh	Optional	No
IRowsetScroll	Optional	No
IRowsetUpdate	Optional	Yes
IRowsetView	Optional	No
ISupportErrorInfo	Optional	Yes
IRowsetBookmark	Optional	No

The wizard-generated rowset object implements IAccessor, IRowset, and IRowsetInfo through inheritance. The IAccessorImpl binds both output columns. The IRowset interface handles fetches rows and data. The IRowsetInfo interface handles the rowset properties.

See Also

Concepts

OLE DB Provider Template Architecture