As a concrete application of spatial database, nearest neighbor query of spatial data has attracted more and more attention in reality.
空间数据近邻查询作为空间数据库在现实生活中的具体应用，受到人们越来越多的关注。
The effects of clustering the rows by their spatial properties rely on accessing just a subset of the data during query time.
按照空间属性聚集这些行的效果取决于在查询时对一个数据子集的访问。
To find out, issue a spatial data query that reports all cities such that the bounding box of the tsunami line intersects the geographical city center.
为此，发出一个空间数据查询，搜索其中心包含在海啸线内的所有城市。
The design of spatial data accessing engine is the key for object RDMBS to memory and query spatial data.
为使对象关系数据库更方便存储和查询空间数据，空间数据访问引擎的设计是关键。
Spatial data quality is the basis of cadastral data's updating, query and analysis.
地籍空间数据质量是地籍数据更新、信息查询与分析的基础。
Three parts are included in this platform, management and maintenance, query and Web distribution of spatial data.
该平台主要由数据管理与维护、空间数据查询以及信息发布三个部分组成。
The quality of cadastral spatial data is the basis of cadastral data's updating, query and analysis.
地籍空间数据质量是地籍数据更新、信息查询与分析的基础。
The system was provided with function of workspace, data and map management, object operation, spatial query and analysis in the environment of GIS.
该系统具有GIS工作空间管理功能、数据管理功能、地图管理功能、对象操作功能、查询及空间分析功能；
GIS is a kind of information system which takes geographical data as the center, computer softerware and hardware as the platform, and spatial location related query as the motive.
地理信息系统（GIS）是以地理信息数据为中心、计算机软硬件设施为平台、空间位置密切相关的信息查询分析为目的信息系统。
According to the feature of spatial data sources, a method to express capability of the spatial data sources is presented, including exported schema, query capability and transformation capability.
根据空间数据源的特点给出一种表示空间数据源能力信息的方法，包括导出模式、查询能力和转换能力。
It has elementarily realized functions of the release of spatial data for soft rock mining, interactive operation on Internet, query and analysis of soft rock mining attributes.
该系统初步实现了软岩空间信息的展示及交互操作，软岩属性信息的查询和分析。
The geo-metadata query system is an important component of the spatial data exchange center.
地理信息元数据查询系统是空间数据交换中心的重要组成部分。
By integrating the spatial data with the attributive data of received, this system can intuitively display data receiving information and easily query and search data as needed.
该系统通过空间数据和数据接收属性信息的结合，实现了接收数据情况的直观显示和方便的查询检索。
For data sets indexed by R-trees in spatial databases, three algorithms are presented for answering this kind of query.
在空间数据库中，对采用r树类型索引存储的数据集给出了三个查询处理算法。
The performance of the query restrained the using of spatial data warehouse severely.
空间数据仓库的查询性能严重限制了空间数据仓库的使用。
This paper implements spatial data index and search of GIS, which can ensure the quickness and exactness of the query and search results.
可实现GIS中空间数据索引、检索功能，保证了空间数据查询的快速性和准确性。
This paper implements spatial data index and search of GIS, which can ensure the quickness and exactness of the query and search results.
可实现GIS中空间数据索引、检索功能，保证了空间数据查询的快速性和准确性。
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