Berkeley DB

DbMpoolFile::sync

						#include <db_cxx.h>
						int
						DbMpoolFile::sync();
					

Description

The DbMpoolFile::sync method writes all pages associated with the DbMpoolFile, which were marked as modified using DbMpoolFile::put or DbMpoolFile::set, back to the source file. If any of the modified pages are also pinned (that is, currently referenced by this or another process), DbMpoolFile::sync will ignore them.

The DbMpoolFile::sync method either returns a non-zero error value or throws an exception that encapsulates a non-zero error value on failure, 0 on success, and returns DB_INCOMPLETE if there were pages which were modified but which DbMpoolFile::sync was unable to write immediately.

Errors

The DbMpoolFile::sync method may fail and throw an exception or ...