ITransaction::GetTransactionInfo

OLE DB Programmer's Reference

Returns information regarding a transaction.

HRESULT GetTransactionInfo(    XACTTRANSINFO *pInfo);

Parameters

pInfo

[out]
A pointer to the caller-allocated XACTTRANSINFO structure in which the method returns information about the transaction. pInfo must not be a null pointer.

typedef struct XACTTRANSINFO {    XACTUOW    uow;    ISOLEVEL   isoLevel;    ULONG      isoFlags;    DWORD      grfTCSupported;    DWORD      grfRMSupported;    DWORD      grfTCSupportedRetaining;    DWORD      grfRMSupportedRetaining; } XACTTRANSINFO;

The elements of this structure are used as described in the following table.

Element	Description
uow	The unit of work associated with this transaction. Cannot be NULL and must be unique per transaction.
isoLevel	The isolation level associated with this transaction. ISOLATIONLEVEL_UNSPECIFIED indicates that no isolation level was specified. For more information, see ITransactionLocal::StartTransaction.
isoFlags	Will be zero.
grfTCSupported	This bitmask indicates the XACTTC flags that this transaction implementation supports.
grfRMSupported	Will be zero.
grfTCSupportedRetaining	Will be zero.
grfRMSupportedRetaining	Will be zero.

Return Code

S_OK

The method succeeded.

E_FAIL

A provider-specific error occurred.

E_INVALIDARG

pInfo was a null pointer.

E_UNEXPECTED

An unknown error occurred. No information is returned.

XACT_E_NOTRANSACTION

Unable to retrieve information for the transaction because it was already completed. No information is returned.

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