Return pages to the filesystem that are already free and at the end of the file.

Namespace:  BerkeleyDB
Assembly:  libdb_dotnet52 (in libdb_dotnet52.dll) Version:


public uint TruncateUnusedPages(
	Transaction txn
Visual Basic (Declaration)
Public Function TruncateUnusedPages ( _
	txn As Transaction _
) As UInteger
Visual C++
unsigned int TruncateUnusedPages(
	Transaction^ 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.

Return Value

The number of database pages returned to the filesystem

See Also