Returns an interface pointer on the Command object that created the dataset.
HRESULT GetSpecification (
REFIID riid,
IUnknown ** ppSpecification);
Parameters
riid[in]
The IID of the interface on which to return a pointer.
ppSpecification[out]
A pointer to memory in which to return the interface pointer. If the provider doesn’t have an object that created the dataset, it sets ppSpecification to a null pointer and returns S_FALSE. If IMDDataset::GetSpecification fails, it must attempt to set ppSpecification to a null pointer.
Return Code
S_OK
The method succeeded.
S_FALSE
The provider doesn’t have a Command object that created the dataset.
E_FAIL
A provider-specific error occurred.
E_INVALIDARG
ppSpecification was a null pointer.
E_NOINTERFACE
The object that created this dataset did not support the interface specified in riid.
Comments
This method makes no logical change to the state of the current dataset.