Kompetentsi Andmete modelleerimine knobit · K-905 · Teadmine
Explains dimensional modelling
Mida see tähendab
Fact and dimension tables, star and snowflake schemas, conformed dimensions and facts.
Kuidas seda hinnatakse
Identifies the facts, dimensions and conformed dimensions of a sample star schema and says when to snowflake
Tugineb
- Puudub
Vajalik
- Explains grain and additivity in dimensional modelsK-659 · Teadmine
- Explains how to choose a modelling scheme and notationK-913 · Teadmine