I\'m building a data warehouse based on NFL statistics for educational purposes as I learn this paradigm - I have the following modelling problem
Star schema consists of dimension and fact tables. Fact tables contain foreign keys for each dimension and in additio开发者_如何学JAVAn to that, it contains \"measures\". What exactly comprises of th
I know the basic difference between a star schema and a snowflake schema-a snowflake schema breaks down dimension tables into multiple tables in order to normalize them, a star schema has only one \"l
I\'m new to jasperETL and i have to populate star schema database with data from CSV file. Does anyone know how to perform this task? Maybe there is some tutorial or book, where i can find this inform
开发者_如何学PythonI am working on building a data mart for reporting purpose. I am new to this field and looking for help.
We have flat files (CSV) with >200,000,000 rows, which we import into a star schema with 23 dimension tables. The biggest dimension table has 3 million rows. At the moment we run the importing process
I implementing analytics for a medical software. The data to be processed is mainly appointment related. I\'m planing to implement star schema for generating reports. I have a few doubts
I`m new to data warehousing, but I think my question can be relatively easy answered. I built a star schema, with a dimension table \'product\'. This table has a column \'PropertyName\' and a column
My fact table holds a user score in a course he took. Some of the details of the course, which I have to show on the report, comes from more then one table (in the actual OLTP db).
I am a newcomer to data warehouses and have what I hope is an easy question about building a star schema:
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