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:
Jan. 16, 1990

Filed:

Sep. 29, 1988
Applicant:
Inventors:

Hideko Kunii, Tokyo, JP;

Issei Fujishiro, Tsukuba, JP;

Yasuto Shirai, Tokyo, JP;

Tosiyasu Kunii, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
364200 ; 364300 ; 364280 ; 3642804 ; 3642821 ;
Abstract

A data base management system extending structure includes a data base management system and an extended data base language pre-compiler for pre-compiling an extended data base language into a data base language with which the data base management system can make an access. The extended data base language is added with a link attribute information to the data base language, where the link attribute information specifies relationships of representation objectives.


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