O

object

A programmable software entity that is an instance of one or more generically defined classes. COM objects are instances of COM classes.

object collection

See collection.

OLE Automation

See Automation.

OLE DB

A set of COM interfaces that define abstract access to data stored in diverse information sources. OLE DB providers provide implementations of the OLE DB interfaces. ADO is an object model layered upon OLE DB to provide access to OLE DB provides through oleautomation-compatible interfaces. For more information, see the OLE DB Programmer's Reference.