Title:
METHOD AND DEVICE FOR ACQUIRING DATABASE TYPE
Document Type and Number:
WIPO Patent Application WO/2019/206302
Kind Code:
A1
Abstract:
The present application relates to the field of data storage, and provided thereby are a method and device for acquiring a database type. The method comprises: acquiring a database table; acquiring statistical information of a data item in the database table, the statistical information of the data item at least comprising the number of data records in the database table, a data set corresponding to the database table and the number of storage instances of each piece of data in the data set, and the data set comprising data obtained by deduplicating the data stored in a column corresponding to the data item; and determining a database type of the database table according to the statistical information of the data item in the database table. The device comprises: a first acquisition module, a second acquisition module and a determination module. The present application may improve the efficiency of the database typing.
Inventors:
LI KAI (CN)
PU SHILIANG (CN)
JIANG WEIHAO (CN)
YAN CHUN (CN)
PU SHILIANG (CN)
JIANG WEIHAO (CN)
YAN CHUN (CN)
Application Number:
PCT/CN2019/084673
Publication Date:
October 31, 2019
Filing Date:
April 26, 2019
Export Citation:
Assignee:
HANGZHOU HIKVISION DIGITAL TEC (CN)
International Classes:
G06F16/20
Foreign References:
| CN107844561A | 2018-03-27 | |||
| CN107844561A | 2018-03-27 | |||
| CN107301208A | 2017-10-27 | |||
| CN104298736A | 2015-01-21 | |||
| JP2000293351A | 2000-10-20 |
Attorney, Agent or Firm:
BEIJING SAN GAO YONG XIN INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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