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Data Warehouses Project

Data Warehouses - moodle.up.pt

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Business IntelligenceFour of the Kimball Lifecycle components will be developed throughout
the classes methodology
• The result is an XML document
http://localhost:8080/pentaho
The schema Workbench: the Workbench batch file in the schema-
Workbench folder
add dimension usage
There are dimensions that are used in one particular Cube and Dimensions that are
used in the overall schema.
The latter can be used in all cubes defined in the same schema.
Therefore use "create a new dimension" in a certain cube-definition, if you want to create
a dimension that only applies to a single cube.
Use "create a new dimension" outside a cube, but inside the schema and refer to this
dimension in a cube of your choice with "create a new dimension usage".
add hierarchy
add measure
add level
OLAP cubes
• A dimension can have multiple hierarchies, at least one
• Each hierarchy must have :
OLAP cubes
• File -> publish