IRepository Interface

Meta Data Services Programming

Meta Data Services Programming

IRepository Interface

When you define an information model, the classes, relationships, properties, and collections for the model are stored in a repository database. Multiple information models can be stored in the same repository.

When to Use

Use the repository interface to create and access repository databases. You can also use the repository interface to create and access repository objects in a repository database.

Methods
IUnknown method Description
QueryInterface Returns pointers to supported interfaces.
AddRef Increments the reference count.
Release Decrements the reference count.
IDispatch method Description
GetIDsOfNames Maps a single member and a set of argument names to a corresponding set of dispatch identifiers.
GetTypeInfo Retrieves a type information object, which can be used to get the type information for an interface.
GetTypeInfoCount Retrieves the number of type information interfaces that an object provides (either 0 or 1).
Invoke Provides access to properties and methods exposed by an Automation object.

IRepository method Description
Create Creates a repository database.
CreateObject Creates a new repository object.
get_Object Retrieves the IRepositoryObject interface pointer for a repository object.
get_RootObject Retrieves the IRepositoryObject interface pointer for the root repository object.
get_Transaction Retrieves the IRepositoryTransaction interface pointer for this repository instance.
InternalIDToObjectID Translates an internal identifier to an object identifier.
ObjectIDToInternalID Translates an object identifier to an internal identifier.
Open Opens a repository database.
Refresh Refreshes unchanged cached repository data.

See Also

Connecting to and Configuring a Repository

IRepository2 Interface

Repository Class

Repository Databases