Data Source: Determining the Schema of the Data Source (ODBC)
This topic applies to the MFC ODBC classes.
To set up data members in your CRecordset objects, you need to know the schema of the data source to which you are connecting. Determining the schema of a data source involves obtaining a list of the tables in the data source, a list of the columns in each table, the data type of each column, and the existence of any indexes.