IDBSchemaRowsetImpl::GetRowset

Returns a schema rowset.

STDMETHOD (GetRowset)(
   IUnknown *pUnkOuter,
   REFGUID rguidSchema,
   ULONG cRestrictions,
   const VARIANT rgRestrictions[],
   REFIID riid,
   ULONG cPropertySets,
   DBPROPSET rgPropertySets[],
   IUnknown **ppRowset 
);

Parameters

• pUnkOuter
  [in] An outer IUnknown when aggregating; otherwise NULL.

• rguidSchema
  [in] A reference to the requested schema rowset GUID (for example, DBSCHEMA_TABLES).

• cRestrictions
  [in] A count of restrictions to be applied to the rowset.

• rgRestrictions
  [in] An array of cRestrictionsVARIANTs that represent the restrictions.

• riid
  [in] The IID to request of the newly created schema rowset.

• cPropertySets
  [in] The number of property sets to set.

• rgPropertySets
  [in/out] An array of DBPROPSET structures to set on the newly created schema rowset.

• ppRowset
  [out] A pointer to the requested interface on the newly created schema rowset.

Remarks

This method requires the user to have a schema map in the session class. Using the schema map information, GetRowset creates a given rowset object if the rguidSchema parameter is equal to one of the map entries GUIDs. See SCHEMA_ENTRY for a description of the map entry.

See IDBSchemaRowset::GetRowset in the Windows SDK.

Requirements

Header: atldb.h

See Also

Concepts

IDBSchemaRowsetImpl Class

IDBSchemaRowsetImpl Members

IDBSchemaRowsetImpl::GetSchemas

Schema Rowset Classes and Typedef Classes