| 发明名称 |
INDEX MANAGEMENT |
| 摘要 |
Embodiments of the present invention provide computer-implemented methods, computer systems and computer program products. According to one embodiment of the present invention, an index of a database is obtained, where the index includes at least one node associated with index information of at least one old data entry that has been deleted from the database, and the node is marked as invalid. Then, a node included in the index is selected based on a key value in index information of a new data entry in response to the new data entry being inserted into the database. Next, the selected node is updated with the index information of the new data entry. |
| 申请公布号 |
US2017091245(A1) |
申请公布日期 |
2017.03.30 |
| 申请号 |
US201514867496 |
申请日期 |
2015.09.28 |
| 申请人 |
International Business Machines Corporation |
发明人 |
Fang Min;Jin Di;Shi Zhenyu;Slinger Nigel G.;Steegmans Bart J.L.;Wang Shu;Zheng Li Fei;Zhu Wen Jie |
| 分类号 |
G06F17/30 |
主分类号 |
G06F17/30 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A computer-implemented method, comprising:
obtaining an index of a database, the index including at least one node associated with index information of at least one old data entry that has been deleted from the database, and the node being marked as invalid; selecting a node included in the index based on a key value in index information of a new data entry in response to the new data entry being inserted into the database; and updating the selected node with the index information of the new data entry. |
| 地址 |
Armonk NY US |
