Data access (Advanced) : By partitioning the data model structure and converting DAOs to access directly the XAP In-Memory data Grid, read and write performance is improved.
数据存取(高级):通过划分数据模型结构和把DAO转换成直接访问XAP内存数据网格,改进读写性能。
Technically, new BOSS should be in uniform data model, advanced system structure, allowing for data integration from former model to new in the meanwhile.
在技术设计上要共用统一的数据模型,先进的体系架构,同时要考虑从老系统到新系统数据整合的要求。
In this paper spatial data organization structure chart of seamless GIS is advanced, the point, line, area, complex feature, DTM data and attribute merge table of block are discussed in detail.
本文给出了无缝gis空间数据组织结构图,并详细列出了图块的点、线、面、复杂要素、DTM数据以及属性拼接表的数据结构。
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