short GetParameterCount( );
throw( CDaoException, CMemoryException );
Return Value
The number of parameters defined in the query.
Remarks
Call this member function to retrieve the number of parameters in the saved query. GetParameterCount is useful for looping through all parameters in the querydef. For that purpose, use GetParameterCount in conjunction with GetParameterInfo.
For information about parameterizing queries, see the article DAO Queries: Filtering and Parameterizing Queries in Visual C++ Programmer's Guide. For related information, see the topics "Parameter Object", "Parameters Collection", and "PARAMETERS Declaration (SQL)" in DAO Help.
CDaoQueryDef Overview | Class Members | Hierarchy Chart
See Also CDaoQueryDef::GetParamValue, CDaoQueryDef::SetParamValue