METHODS, SYSTEMS, AND COMPUTER-READABLE MEDIA FOR PROVIDING A QUERY LAYER FOR CLOUD DATABASES

摘要

Computer-implemented methods, systems and computer-readable media for providing a query layer for cloud databases comprise importing data into said cloud by at least one of the computing devices, converting at least one of the queries over row-store database into a query over column-store database by means of cost based query optimizer and retrieving said data from the column-store database based on said query by at least one of the computing devices.