It is an important research content of GIS fields in the recent years to store and manage mass GIS basic graphics data and attribute data using object-relation database.
使用对象关系型数据库来一体化存储和管理海量的GIS基础图形数据和属性数据是近年来GIS领域研究的一项重点内容。
The ascertainment of the core attribute set is the important process for discovering decision rules from mass data.
核属性集的确定是从海量数据中发现决策规则的重要步骤。
The ascertainment of the core attribute set is the important process for discovering decision rules from mass data.
核属性集的确定是从海量数据中发现决策规则的重要步骤。
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