db::BlobField

BlobField BlobField BlobField operator= read size truncate write write_final

int db::BlobField::truncate ( db_len_t  pos  )  Truncate BLOB (Binary Large OBject) field to pos. Parameters: pos  The pos to reduce the BLOB to in bytes. Returns: size of BLOB in bytes when successful See also: BlobField::write, BlobField::write_final, BlobField::read, BlobField::size