Title:
DATABASE SEARCH DEVICE, DATABASE SEARCH METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2014/092105
Kind Code:
A1
Abstract:
Provided is a database search device that, when searching an external database, efficiently executes any search command even if the usable search commands are restricted. The database search device comprises: a search command separating unit that separates input search commands into a first search command that can be executed in a prescribed database and a second search command that cannot be executed in the prescribed database; and a search command execution unit that provides the search results obtained by executing the second search command on the search results obtained by executing the first search command in the prescribed database, as the search results for the input search command.
Inventors:
TERANISHI ISAMU (JP)
Application Number:
PCT/JP2013/083164
Publication Date:
June 19, 2014
Filing Date:
December 11, 2013
Export Citation:
Assignee:
NEC CORP (JP)
International Classes:
G06F17/30; G06F12/00; G09C1/00
Domestic Patent References:
| WO2010041516A1 | 2010-04-15 |
Foreign References:
| JP2009271584A | 2009-11-19 | |||
| JP2000076295A | 2000-03-14 |
Other References:
RALUCA ADA POPA; CATHERINE M. S. REDFIELD; NICKOLAI ZELDOVICH; HARI BALAKRISHNAN: "CryptDB: Protecting Confidentiality with Encrypted Query Processing", SOSP' 11 PROCEEDINGS OF THE TWENTY-THIRD ACM SYMPOSIUM ON OPERATING SYSTEMS PRINCIPLES, 30 November 2012 (2012-11-30), Retrieved from the Internet
CRAIG GENTRY: "Fully Homomorphic Encryption Using Ideal Lattices", STOC'09, 31 May 2009 (2009-05-31), Retrieved from the Internet
D. SONG; D. WAGNER; A. PERRIG: "Practical Techniques for Searches on Encrypted Data", IEEE SYMPOSIUM, 2000
ALEXANDRA BOLDYREVA; NATHAN CHENETTE; YOUNHO LEE; ADAM O'NEILL: "Order-Preserving Symmetric Encryption", EUROCRYPT, 26 April 2009 (2009-04-26), Retrieved from the Internet
See also references of EP 2933732A4
CRAIG GENTRY: "Fully Homomorphic Encryption Using Ideal Lattices", STOC'09, 31 May 2009 (2009-05-31), Retrieved from the Internet
D. SONG; D. WAGNER; A. PERRIG: "Practical Techniques for Searches on Encrypted Data", IEEE SYMPOSIUM, 2000
ALEXANDRA BOLDYREVA; NATHAN CHENETTE; YOUNHO LEE; ADAM O'NEILL: "Order-Preserving Symmetric Encryption", EUROCRYPT, 26 April 2009 (2009-04-26), Retrieved from the Internet
See also references of EP 2933732A4
Attorney, Agent or Firm:
KATO, Asamichi (JP)
Asamichi Kato (JP)
Asamichi Kato (JP)
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