Invention Grant
- Patent Title: Batch data query method and apparatus
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Application No.: US15804346Application Date: 2017-11-06
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Publication No.: US10678789B2Publication Date: 2020-06-09
- Inventor: Feng Li , Yun Zhang , Lei Wang , Xiaobing Feng
- Applicant: Huawei Technologies Co., Ltd.
- Applicant Address: CN Shenzhen
- Assignee: Huawei Technologies Co., Ltd.
- Current Assignee: Huawei Technologies Co., Ltd.
- Current Assignee Address: CN Shenzhen
- Agency: Leydig, Voit & Mayer, Ltd.
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@560605d
- Main IPC: G06F16/20
- IPC: G06F16/20 ; G06F16/2453 ; G06F16/951 ; G06F16/00 ; G06F16/90

Abstract:
A batch data query method and apparatus are provided. A data query server determines symbol identifiers of operands in N query statements according to operators and the operands in the N query statements, where the symbol identifiers include version numbers of the operands; determines dependency among the N query statements according to the version numbers of the operands in the N query statements; and then, performs inter-query optimization on the N query statements according to the dependency among the N query statements and a preset optimization rule.
Public/Granted literature
- US20180060392A1 BATCH DATA QUERY METHOD AND APPARATUS Public/Granted day:2018-03-01
Information query