sparse index 中文意思是什麼
sparse index
解釋
稀疏索引-
This paper refers to the indexing technologies of b ~ + - tree in dbms, and combine it with the sparse numbering schema, and proposes a new indexed structure ? b ~ + - tree structural index. it is very important for the optimization of join operation and element location in xml query
本文將關系數據庫中b樹索引技術與sparsenumberingschema相結合,提出了一種新的xml文件索引結構? ? b ~ +樹結構索引,它對xml查詢中連接操作和元素定位操作的優化有著重要作用。
分享友人