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Using relational structures to create and support a cube within a relational database system

机译:使用关系结构在关系数据库系统中创建和支持多维数据集

摘要

A method and mechanism for performing an operation based on multidimensional data in a relational database. A first query is submitted to a relational database engine of the relational database management system, thereby causing a relational cube to be generated. The first query includes instructions to select a portion of multidimensional data for inclusion in the relational cube. The first query includes instructions to group the selected portion of multidimensional data using at least two or more levels of granularity of at least one dimension. The first query also includes instructions to generate a materialized view. Based on a received request for an operation, a second query is submitted to the relational database engine for execution against the relational cube, thereby causing the operation to be performed.
机译:一种用于基于关系数据库中的多维数据执行操作的方法和机制。将第一查询提交给关系数据库管理系统的关系数据库引擎,从而使得生成关系立方体。第一查询包括用于选择多维数据的一部分以包括在关系立方体中的指令。第一查询包括使用至少一个维度的至少两个或更多个粒度级别对多维数据的所选部分进行分组的指令。第一查询还包括生成实例化视图的指令。基于接收到的操作请求,第二查询被提交给关系数据库引擎以针对关系多维数据集执行,从而使该操作得以执行。

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