Beijing, Jan. 15 -- Guangdong Power Grid has submitted a patent application for unified data source management system and method for power grid data. This invention was developed by Feng Xinyao, Peng Zewu, Xie Hanyang and Liang Yingwei.
The patent application number is CN202011276961 20201116. The patent publication number is CN112527856 (A). International Patent Classification codes are G06F16/2458, G06F16/28 and G06Q50/06. Cooperative Patent Classification codes are G06F16/2462 (CN), G06F16/284 (CN) and G06Q50/06 (CN).
An abstract released by the State Intellectual Property Office of China states: "The invention discloses a unified data source management system and method for power grid data, the unified data source management system takes a distributed file system as a storage, provides an upper application through Hive and Hawq engines and automatically reads different data sources in an adaptive manner according to a business scene, and the system comprises: a unified data writing modulewhich is used for writing data into an HDFS file from a data export node, and creating a Hive table structure and a Hawq table structure associated with the HDFS file, and associated information of the two table structures and table permission of a user; an unified data reading module which is used for creating a unified data source for each user in advance, authorizing a table permission to a user related library, and automatically adapting to switch a Hive database and a Hawq database according to a service scene; and an unified authority management and control module which is used for judging whether the current user has the table authority or not during data writing and reading. The data analysis efficiency can be improved, and the cost is saved."