Dimensional modeling (DM) is the name of a set of techniques and concepts used in data warehouse design.
When reading about star schema design I have seen that many people uses various names for different types of dimension …
data-warehouse dimension dimensional-modeling star-schemaI have a PostgreSQL database containing various education data such school-level test scores and enrollment figures. I need to separate …
database database-design data-warehouse qlikview dimensional-modelingWhat's a good approach to data warehouse design if requested reports require summarized information about the same dimensions (and at …
sql-server data-warehouse business-intelligence dimension dimensional-modelingI'm working on a reporting system that allows the user to arbitrarily query a set of fact tables, constraining on …
sql performance olap fact-table dimensional-modelingI am working on my first dimensional modeling assignment for a Data Warehouse project using Kimball's approach. As I prepare …
data-warehouse dimensional-modelingI'm trying to implement Kimball data mart which uses -1 and -2 rows in dimension table for late arriving dimension …
sql sql-server database-design data-warehouse dimensional-modelingAccording to The Data Warehouse Toolkit by Kimball "The grain must be declared before choosing dimensions or facts because every …
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