Hierarchy modification

Details Hierarchy modification Hierarchy modification

2010-01-07

2011-11-22

Ehichioya, Fred I (Department: 2156)

Data processing: database and file management or data structures

Database design

Database and data structure management

C715S853000

Reexamination Certificate

active

08065339

ABSTRACT:
A hierarchy of nodes is created, each node being one of associated with an item retrieved according to a condition and associated with a category of information including the item. It is determined whether at least one of the nodes is redundant in the hierarchy. The at least one of the nodes is pruned from the hierarchy if the at least one of the nodes is redundant.

REFERENCES:
patent: 5983224 (1999-11-01), Singh et al.
patent: 6460025 (2002-10-01), Fohn et al.

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