BIG DATA STATISTICS AT DATA-BLOCK LEVEL

Title:

BIG DATA STATISTICS AT DATA-BLOCK LEVEL

Document Type and Number:

WIPO Patent Application WO/2016/165509

Kind Code:

A1

Abstract:

System and method for storing statistical data of records stored in a distributed file system. In one aspect a statistical data block is allocated in a memory of a data node for storing statistical data of records stored in a storage disk of the data node. Each data block of the plurality of data blocks in the data node has a respective entry in the statistical data block, which is collocated with data blocks on the data node. Statistical data of records stored in the distributed file system are collected, and written to statistical data block in the memory of the data node.

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Inventors:

NI DEMAI (US)
ZHANG GUOGEN (US)
ZHOU QINGQING (US)
SUN JASON YANG (US)

Application Number:

PCT/CN2016/075873

Publication Date:

October 20, 2016

Filing Date:

March 08, 2016

Export Citation:

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Assignee:

HUAWEI TECH CO LTD (CN)

International Classes:

G06F17/30

Foreign References:

CN102968423A	2013-03-13
US20140122429A1	2014-05-01
CN102375853A	2012-03-14

Other References: