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Designing Historical Snapshots with Slowly Changing Dimensions
Slowly Changing Dimensions (SCD) is a common term in Data Warehouse that refers to the dimensions whose data changes slowly, rather than changing on a regular time basis. These dimensions can provide a historical perspective on the data to track changes ov[.....]
Creating Surrogate Keys in Slowly Changing Dimensions
Slowly Changing Dimensions (SCDs) are often a critical part of data warehousing and business intelligence applications. They provide a way to track changes in your data over time. One of the keys to efficiently managing SCDs is the use of surrogate keys. I[.....]
Slow SSRS Reports: Identifying Dataset Bottlenecks
In a world that thrives on data, speed is king. Slow running reports can be a source of frustration for users and a headache for developers. In this post, we will explore how to identify bottlenecks in SQL Server Reporting Services (SSRS) datasets, which a[.....]
Enterprise Patterns for Slowly Changing Dimensions
One of the most critical challenges faced by data architects is managing Slowly Changing Dimensions (SCD) in the enterprise data warehouse. In this era of Big Data, handling changing data over time is vital for businesses to develop accurate historical rep[.....]