Tag Archives: Data warehouse

SQL Server ER Diagrams – Do Not Expect Miracles

This article will tell you about creating ER diagrams in SQL Server management studio. ER diagrams (entity relationship diagrams) describe static structure of database tables. Just like when building a house, the construction master needs the project documents, database specialists also need their ERD to build the database on strong foundation. ERD is part of… Read More »

Surrogate Key and Its Role in Data Warehouse or Data Mart

Surrogate key is term mostly used in data warehouse environments. We might not come by this term in application production databases simply because there is no need to generate these keys. We can do just fine with primary keys. It is much needed to create surrogate keys in data warehouses for many reasons, read further.… Read More »