Extraordinary how to delete data column, search method, restoration method, permanent deletion method, and recording medium for storing the additional information in order to restore the separated data column by extraordinary Delete

摘要

Methods for temporary erase, search, restoration and permanent erase of a stream object and a recording medium for storing additional information for restoration of divided stream objects are provided. In order to solve the problem that full restoration cannot be guaranteed in managing and editing (i.e. temporary deleting) a content which includes a film, music, or other data, when a plurality of units are used (SOB1, SOB2, SOB3), a method is provided for generating search information in dividing a stream object by temporary deletion. Using the information structure and restoration method provided here, stream objects divided by temporary deletion can be fully restored to their original state, and the temporarily-deleted part can be permanently deleted. IMAGE