Data warehouse schema geeksforgeeks

  • Types of keys in data warehouse

    Data warehouse modeling is the process of designing and organizing your data models within your data warehouse platform.
    The design and organization process consists of setting up the appropriate databases and schemas so that the data can be transformed and then stored in a way that makes sense to the end user..

  • Types of keys in data warehouse

    In a star schema, each dimension table is joined to the fact table through a foreign key relationship.
    This allows users to query the data in the fact table using attributes from the dimension tables.
    For example, a user might want to see sales revenue by product category, or by region and time period.May 8, 2023.

  • Types of keys in data warehouse

    The star schema is very simple and easy to understand, making it ideal for cloud data warehousing and business intelligence applications..

What is a database schema?

Schema is mentioning the logical constraints like table, primary key etc

Schema does not represent the data type of the attributes

A database schema is a logical representation of data that shows how the data in a database should be stored logically

It shows how the data is organized and the relationship between the tables

What is star schema in data warehousing?

Additionally, the star schema can be easily extended by adding new dimension tables or measures to the fact table, making it a scalable and flexible solution for data warehousing

Star schema is the fundamental schema among the data mart schema and it is simplest


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