发明名称 |
Retrieval system for frequently updated data distributed on network |
摘要 |
A retrieval system for performing database retrieval in response to a retrieval request includes a database preparing means for collecting corresponding data to prepare a database under at least a condition that an update frequency range of data serving as a target for index table generation is uniquely assigned to the database, and an update frequency of data falls within the assigned update frequency range, or a mean update frequency of a data group to which the data belongs falls within the assigned update frequency range.
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申请公布号 |
US5933832(A) |
申请公布日期 |
1999.08.03 |
申请号 |
US19970927031 |
申请日期 |
1997.09.10 |
申请人 |
KABUSHIKI KAISHA TOSHIBA |
发明人 |
SUZUOKA, TAKASHI;KANNO, SHIN-ICHI;SAWASHIMA, NOBUYUKI;YAMANE, TETSUYA |
分类号 |
G06F12/00;G06F17/30;(IPC1-7):G06F17/30 |
主分类号 |
G06F12/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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