Setting Provider Service Defaults

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Individual OLE DB services can be enabled or disabled by default for all consumers that access a single provider. This is done by adding an OLEDB_SERVICES registry entry under the provider's CLSID, with a DWORD value specifying the services to enable or disable as shown in the following table.

Default services enabled

DWORD value

All services (default)

0xffffffff

All except pooling

0xfffffffe

All except pooling and automatic transaction enlistment

0xfffffffc

All except Client Cursor Engine

0xfffffffb

All except pooling, automatic transaction enlistment, and Client Cursor Engine

0xfffffff8

Pooling and automatic transaction enlistment, session level aggregation only

0x00000003

No services

0x00000000

No aggregation, all services disabled

(No registry entry)