Return the next available element in the sequence and change the
            sequence value by Delta.
            
    Namespace: 
   BerkeleyDB
    Assembly:
   libdb_dotnet53 (in libdb_dotnet53.dll) Version: 5.3.21.0
Syntax
Parameters
- Delta
 - Type: System..::.Int32
            The amount by which to increment the sequence value.  Must be
            greater than 0.
             
- txn
 - Type: BerkeleyDB..::.Transaction
            If the operation is part of an application-specified transaction,
            txn is a Transaction object returned from
            BeginTransaction()()(); if
            the operation is part of a Berkeley DB Concurrent Data Store group,
            txn is a handle returned from
            BeginCDSGroup()()(); otherwise null.  
            Must be null if the sequence was opened with a non-zero cache size. 
             
Return Value
The next available element in the sequence.
See Also