The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 07, 2022

Filed:

Jul. 19, 2019
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Jinho Lee, Travis, TX (US);

Frank Liu, Austin, TX (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0608 (2013.01); G06F 3/064 (2013.01); G06F 3/0604 (2013.01); G06F 3/0659 (2013.01); G06F 3/0673 (2013.01);
Abstract

Aspects of the present disclosure provide a computer-implemented method that includes providing a layered index to variable length data, the layered index comprising a plurality of layers. Each layer of the plurality of layers has an index array, a block offset array, and a per-block size array. The index array identifies a next level index of a plurality of indices or data. The indices represent a delta value from a first index of a block. The block offset array identifies a starting location of the index array. The per-block array identifies a shared integer size of a block of indices. The method further includes performing a random access read of the variable length data using the layered index.


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