Title:
METHOD AND SYSTEM FOR RETRIEVING DATABASE AND RECORDING MEDIUM HAVING DATABASE RETRIEVAL PROGRAM RECORDED THEREON
Document Type and Number:
Japanese Patent JP3851493
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To solve such a problem that the data updating date of a DBMS cannot be known when job date or data updating date is not explicitly handled as an item of a table on a database on the DBMS and that communication quantity is increased in a method for acquiring sharpness information by a data sharpness manager.
SOLUTION: By providing a system date extracting part for extracting date information from an updating log file managed by each DBMS and a date information merging processing part for merging the date information as a result of retrieval, the date when data are updated is provided for a user easily to utilize it for job.
Inventors:
Mitsuhiko Yoshimura
Yuichi Yagawa
Hayashi
Nishikawa Sangyo
Keiichiro Inaba
Yuichi Yagawa
Hayashi
Nishikawa Sangyo
Keiichiro Inaba
Application Number:
JP2000180702A
Publication Date:
November 29, 2006
Filing Date:
June 12, 2000
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
G06F17/30; G06F12/00; (IPC1-7): G06F17/30; G06F12/00
Domestic Patent References:
| JP4343150A | ||||
| JP3222050A | ||||
| JP6314226A | ||||
| JP5290049A |
Attorney, Agent or Firm:
Nitto International Patent Office
Katsuo Ogawa
Kyosuke Tanaka
Takashi Sasaki
Katsuo Ogawa
Kyosuke Tanaka
Takashi Sasaki