In an example embodiment, a lock hierarchy is provided in which plural trylocks are distributed among nodes of a tree-based node structure having a plurality of leaf nodes, one or more internal nodes, and a root node. The processors are assigned to the leaf nodes in a distributed and ...
Tree-structuredindexingtechniquessupportbothrangeselectionsandequalityselections. ISAM:staticstructure;earlyindextechnology. B+tree:dynamic,adjustsgracefullyunderinsertsanddeletes. RangeSearches ``Findallstudentswithgpa>3.0’’ Ifdataisinsortedfile,dobinarysearchtofindfirstsuchstudent,thenscantofindothers. ...
As random access memory chips get cheaper, it becomes affordable to realize main memory-based database systems. The most important issues in main memory database indexing techniques for mobile GIS... KC Kim,SW Yun - Springer, Berlin, Heidelberg 被引量: 23发表: 2004年 Optimization of T-Tree...
7.A method for transferring tree-based documents based on a tree structure, comprising:receiving a numeric structure identifier (ID) identifying a tree structure of a document that comprises data, where the numeric structure ID is calculated as a product of factors with each factor of a form of...