MDAC 2.5 SDK - OLE DB Programmer's Reference
Chapter 20: OLE DB Core Components


 

Root Enumerator Object

The OLE DB root enumerator object enumerates OLE DB providers and enumerators on your system. The root enumerator traverses the registry searching for provider data source objects and enumerators listed in the registry.

In the rowset returned by ISourcesRowset::GetSourcesRowset, the root enumerator returns values from the registry as indicated in the following table. Each row in the rowset describes a single enumerator or data source object.

Note   The root enumerator has the class ID CLSID_OLEDB_ENUMERATOR.

Column Description
SOURCES_NAME For enumerators, the value of the HKEY_CLASSES_ROOT\CLSID\
EnumeratorCLSID
subkey.

For provider data source objects, the value of the HKEY_CLASSES_ROOT\CLSID\
ProviderCLSID
subkey.

SOURCES_DESCRIPTION For enumerators, the value of the HKEY_CLASSES_ROOT\CLSID\
EnumeratorCLSID\OLE DB Enumerator
subkey.

For provider data source objects, the value of the HKEY_CLASSES_ROOT\CLSID\
ProviderCLSID\OLE DB Provider
subkey.


For more information, see "Enumerating Data Source Objects and Enumerators" in Chapter 2, "Data Source and Session Objects," and "Registry Entries" in Chapter 18, "Programming Considerations."