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On-the-fly calculation scenario provision during query runtime

机译:查询运行时即时提供计算方案

摘要

A query is received by a database server from a remote application server. The query encapsulates an on-the-fly calculation scenario that defines a data flow model that includes one or more calculation nodes. Thereafter, the database server instantiates the on-the-fly calculation scenario. The database server then executes the operations defined by the calculation nodes of the instantiated calculation scenario to result in a responsive data set so that the database server can provide the data set to the application server. Related apparatus, systems, methods, and articles are also described.
机译:数据库服务器从远程应用程序服务器接收查询。该查询封装了一种实时计算方案,该方案定义了一个数据流模型,该模型包括一个或多个计算节点。此后,数据库服务器实例化即时计算方案。然后,数据库服务器执行由实例化计算方案的计算节点定义的操作,以生成响应数据集,以便数据库服务器可以将数据集提供给应用程序服务器。还描述了相关的装置,系统,方法和物品。

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