What is star schema in SAP EIM-DS - Data Services?

SAP Term: star schema

• Component: EIM-DS

• Component Name: Data Services

• Description: A database design used to format data in a data mart, and which is based on a single fact table to which any number of dimensional tables may be joined.

Smart SAP Assistant

• Key Concepts: 
  Star schema is a type of data structure used in SAP EIM-DS Data Services. It is a type of relational database schema that organizes data into facts and dimensions. The star schema consists of one or more fact tables that contain the measures or metrics of interest, and multiple dimension tables that contain attributes related to the facts. 
  
  How to use it: 
  The star schema is used to store and query data in a way that is easy to understand and use. It is designed to provide fast query performance by minimizing the number of joins required to retrieve data. The star schema also allows for easy aggregation of data, as all the related information is stored in one table. 
  
  Tips & Tricks: 
  When designing a star schema, it is important to consider the types of queries that will be performed on the data. This will help ensure that the schema is optimized for the types of queries that will be performed. Additionally, it is important to ensure that all related information is stored in the same table, as this will help minimize the number of joins required to retrieve data. 
  
  Related Information: 
  For more information on star schemas, please refer to SAP's documentation on EIM-DS Data Services. Additionally, there are many online resources available that provide more detailed information on star schemas and their use in SAP systems.