indexed attribute 中文意思是什麼
indexed attribute
解釋
索引的特性-
Most the databases can support non - structure data ; so both spatial data and attribute data can be stored in database. when spatial data is stored and managed by dbms, it can be indexed, queried and analyzed expediently
這樣可以將空間數據和屬性數據有機地集成起來,實現有效的存儲和管理在此基礎上,實現便利的空間索引、查詢和各種分析操作。 -
Element and attribute data can be mapped to db2 tables called side tables, which can then be indexed for fast searches
元素和屬性可以映射為稱作副表( side table )的db2表,然後為該表建立索引,以便快速搜索。
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