OLE DB is a set of COM-based interfaces that expose data from a variety of sources. OLE DB interfaces provide applications with uniform access to data stored in diverse information sources, or data stores. These interfaces support the amount of DBMS functionality appropriate to the data store, enabling the data store to share its data.

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This documentation contains the following topics and sections.

OLE DB Programmer's Reference

The Programmer's Reference contains an introduction to OLE DB, a discussion of OLE DB core components, the OLE DB for OLAP documentation, and a reference section for all OLE DB interfaces and methods.
OLE DB Providers

The OLE DB Providers section contains documentation for eight data or service providers as well as the OLE DB Simple Provider (OSP) Toolkit.
OLE DB Test Tools

The OLE DB testing components in this section are provided to help you develop OLE DB consumers and providers.
OLE DB Samples

This section includes three OLE DB sample programs written in Visual C++.
OLE DB Glossary

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