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Index updating method and device, electronic equipment and storage medium

An update method and indexing technology, which is applied in the field of search engine indexing, can solve problems such as repeated index updates, and achieve the effect of solving repeated index updates

Pending Publication Date: 2021-01-22
微医云(杭州)控股有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The embodiment of the present application provides a search engine index update method, which solves the problem of repeated index update

Method used

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  • Index updating method and device, electronic equipment and storage medium
  • Index updating method and device, electronic equipment and storage medium
  • Index updating method and device, electronic equipment and storage medium

Examples

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Embodiment Construction

[0039] The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

[0040] figure 1 A schematic diagram of an application scenario of an index update method is provided for this embodiment of the application. like figure 1 As shown, the application scenario includes a server 110 and a client 120. The server 110 may have a database, and the client 120 may obtain data from the database of the server 110 according to the locally stored index document. The client 120 may install The search engine facilitates querying data from the server 110 .

[0041] In one embodiment, the client 120 can monitor whether the data stored in the database in the server 110 is updated, and if an update occurs, rebuild the index document corresponding to the database, calculate the information summary value of the index document, and generate the index document The version number of the ...

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Abstract

The invention provides an index updating method and apparatus, an electronic device and a storage medium. The method comprises the steps of monitoring whether data stored in a database is updated or not; if so, constructing an index document corresponding to the database; calculating an information abstract value of the index document, and generating a version number of the index document; comparing the information abstract value of the index document with the information abstract value of the local historical index, and comparing the version number of the index document with the version number of the local historical index; and if the information abstract value of the index document is different from the information abstract value of the local historical index and the version number of the index document is greater than or equal to the version number of the local historical index, updating the local historical index by utilizing the index document. The method solves the problem of repeated updating of the search engine index.

Description

technical field [0001] The invention relates to the field of search engine indexing, in particular to an index updating method, device, electronic equipment and storage medium. Background technique [0002] The data that a search engine can provide does not exist independently. Generally, it needs to rely on an external database. The search engine indexes the data of the external database and stores it locally to speed up the query. The external database is equivalent to a computer, and the search engine service is deployed on another computer. For each computer, the search engine service needs to monitor the data changes in the database to update the local index, and then the user can query the latest data through the search engine service. [0003] However, in order to avoid data loss in the prior art, a batch of data is repeatedly read, but these data are repeatedly updated for search engines. And index updates must be performed in chronological order. If the intermediat...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F16/23G06F16/22G06F16/21
CPCG06F16/23G06F16/22G06F16/219
Inventor 徐霁刘磊郭伟鹏
Owner 微医云(杭州)控股有限公司
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