US PATENT SUBCLASS 707 / 206
.~.~ Garbage collection


Current as of: June, 1999
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707 /   HD  DATA PROCESSING: DATABASE AND FILE MANAGEMENT, DATA STRUCTURES, OR DOCUMENT PROCESSING

200  DF  FILE OR DATABASE MAINTENANCE {2}
205  DF  .~ File allocation {1}
206.~.~ Garbage collection


DEFINITION

Classification: 707/206

Garbage collection:

(under subclass 205) Subject matter further comprising means or steps for deallocating of obsolete or unreferenced files and database objects, and maintenance of associated directories or links.

(1) Note. This subclass is directed to reorganizing of memory space, by deallocating unused, redundant, obsolete, or unreferenced database and file information, in order to increase the efficiency of memory space usage. The related concepts of memory reclamation and disk defragmentation do not take into account the interrelatedness of the database and file information. However, techniques used in memory reclamation and disk defragmentation may be relevant to the subject matter in this subclass, and a concept search on garbage collection should carefully consider related concepts classified under memory accessing and control entry replacement strategies and memory configuring.

SEE OR SEARCH CLASS

711, Electrical Computers and Digital Processing Systems - Memory,

133, 136 for cache entry replacement strategies, subclasses 159 through 160 for memory accessing and control entry replacement strategies, per se, and subclasses 170+ for memory accessing and control memory configuring and partitioning, per se.