# ILongTransactionSetReader.h File Reference

`#include <FdoStd.h>`
`#include <Fdo/Commands/LongTransaction/LongTransactionConstants.h>`

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