Presto-based data multi-dimensional analysis method
A multi-dimensional analysis and data technology, applied in multi-dimensional databases, database models, structured data retrieval, etc., can solve problems such as online multi-dimensional analysis of data that cannot solve terabyte-level data, and improve storage scalability and user experience. Effect
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[0038] The specific embodiments of the present invention will be described in further detail below in conjunction with the drawings and embodiments. The following examples are used to illustrate the present invention, but not to limit the scope of the present invention.
[0039] In order to overcome the problem that OLAP analysis in the prior art cannot solve the online multidimensional analysis of TB-level data, the present invention provides a presto-based data multidimensional analysis method.
[0040] figure 1 A flow chart of a presto-based data multi-dimensional analysis method provided according to an embodiment of the present invention, such as figure 1 As shown, the method includes:
[0041] S1: Model all business data in the data warehouse, and map the logical model after the modeling to the data table of the data warehouse.
[0042] S2: According to the logic model, the user's query operation is converted into SQL language;
[0043] S3. Submit the SQL language to the presto q...
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