HRESULT GetCount(
long& lCount);
Parameter
lCount Reference to buffer to receive count.
Return Code
S_OK
Method succeeded.
E_NOINTERFACE
IRowsetExactScroll and IRowsetScroll are not available. lCount is set to zero if an error occurs.
E_FAIL
Returned if the object is not attached.
Comments
The GetCount method uses IRowsetExactScroll::GetExactPosition if it is available, or IRowsetScroll::GetApproximatePosition if the former is not available to get the number of rows in a rowset; the latter returns the approximate row count.