Data Modeling Tools: Erwin, PowerDesigner, Visio
Tools and TechnologiesData Warehouse Platforms: Teradata, Oracle, SQL Server, Snowflake, Amazon Redshift
ETL Tools: Informatica, Talend, SSIS
Example: A Retail Whatsapp Number Data Warehouse
Dimension Tables:
Customer (customer_id, customer_name, address, etc.)
Product (product_id, product_name, category, price, etc.)
Time (time_id, date, month, year, etc.)
Fact Table:
Sales (sale_id, customer_id, product_id, time_id, quantity, revenue, etc.)
This example demonstrates a simple star schema, where the Sales fact table is connected to the Customer, Product, and Time dimension tables.
https://zh-cn.bookyourlist.me/wp-content/uploads/2024/09/Whatsapp-Number.jpg
By following these guidelines and leveraging appropriate tools and techniques, you can design effective data warehouse models that support your organization's analytical needs and drive informed decision-making.
Would you like to delve deeper into a specific aspect of data warehouse model design, such as dimensional modeling or performance optimization?
页:
[1]