发明名称 |
COLUMNAR DATABASE PROCESSING METHOD AND PROCESSING DEVICE |
摘要 |
Embodiments of the present invention provide a column-oriented database processing method, where a column-oriented database includes a marker column and more than one data column, the data column is used to store specific data in a column store manner, a value of a marker bit of each row in the marker column is used to indicate validity of data that is located in a same row as the marker bit, and the method includes: receiving a query request sent by an application program, where the query request contains a query condition; querying the more than one data column according to the marker column and the query condition to obtain a query result that meets both the query condition and a requirement that a marker bit of the query result in the marker column is valid; and sending the query result to the application program. In this way, data is stored in the column-oriented database in a column-oriented manner, which improves query efficiency significantly. |
申请公布号 |
EP3007085(A4) |
申请公布日期 |
2016.09.14 |
申请号 |
EP20140868508 |
申请日期 |
2014.11.05 |
申请人 |
HUAWEI TECHNOLOGIES CO., LTD. |
发明人 |
WU, JIMIN;ZHANG, QING;LIU, CHENGHUA;DENG, YONG |
分类号 |
G06F17/30 |
主分类号 |
G06F17/30 |
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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