Sumários
Lab Guide 8: Data Warehouse and ETL process
10 novembro 2016, 16:00 • Diogo Ribeiro Ferreira
Using MySQL to create the relational schema of a data warehouse and using PDI to populate it with data.
Pencil & Paper Exercise: relational model of a data warehouse, star schema versus snowflake schema.
OLAP Operations and Conceptual Data Warehouse Design
10 novembro 2016, 14:30 • Helena Galhardas
OLAP operations:
- roll-up
- drill-down
- sort
- pivot
- slice
- dice
- drill-across
- aggregation
- add-mesure
- union, difference
- drill-through.
- Conceptual modeling of data warehouse: MultiDim
- Dimension hierarchies: balanced, unbalanced
OLAP Operations and Conceptual Data Warehouse Design
10 novembro 2016, 14:30 • Helena Galhardas
OLAP operations:
- roll-up
- drill-down
- sort
- pivot
- slice
- dice
- drill-across
- aggregation
- add-mesure
- union, difference
- drill-through.
- Conceptual modeling of data warehouse: MultiDim
- Dimension hierarchies: balanced, unbalanced
Lab Guide 8: Data Warehouse and ETL process
10 novembro 2016, 13:00 • Diogo Ribeiro Ferreira
Using MySQL to create the relational schema of a data warehouse and using PDI to populate it with data.
Pencil & Paper Exercise: relational model of a data warehouse, star schema versus snowflake schema.
Lab Guide 8: Data Warehouse and ETL process
8 novembro 2016, 15:30 • Diogo Ribeiro Ferreira
Using MySQL to create the relational schema of a data warehouse and using PDI to populate it with data.
Pencil & Paper Exercise: relational model of a data warehouse, star schema versus snowflake schema.