# ILongTransactionCheckpointReader.h File Reference

`#include <FdoStd.h>`

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## Classes
class | FdoILongTransactionCheckpointReader
| The FdoILongTransactionCheckpointReader interface provides forward only, read-only functionality for enumerating long transaction checkpoints. A reference to an FdoILongTransactionCheckpointReader is returned from the GetLongTransactionCheckpoints command. The initial position of the FdoILongTransactionCheckpointReader is prior to the first item. Thus, you must call ReadNext to begin accessing any data. More...