Bitmap Join Index 位图连接索引 ; 索引 ; 位图衔接索引 ; 位图联结索引
Bitmap-join Index 位图连接索引
spatial join index 空间连接索引
join-index 连接索引
bit join index 位图连接索引
Bitmapped Join Index 位图连接索引
index join 索引连接
Join with index 索引连接
join result index 连接结果索引
Without scanning the entire relation, performance of join algorithm can be improved greatly. Generalizing the join index concept, a new detailed join algorithm based on predicate join index is presented, and the performance is analyzed.
另外,基于连接索引概念,设计了相应的连接算法,并对算法的性能进行了具体分析。
参考来源 - 对象关系数据库中若干关键技术的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
This paper will optimize the processing of join query based on join index.
文中提出了一种基于数据仓库和位图连接索引的查询方法。
For the reason of the no order of space data, the algorithm based on join index have to improve for it. The key problem of optimal page-access sequence with a fixed Buffer has been analyzed.
空间数据的无序性,使得应用在其上的利用连接索引的算法需要进一步的改进,为此分析了其中关键的最佳页访问次序问题。
Therefore, DB2 can use a DOUBLE index for faster join processing.
因此,DB 2可以使用DOUBLE索引用于快速连接处理。
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