Question
Which process loads data from multiple sources into a data warehouse?
More Data Warehousing Questions
- A snowflake schema is different from a star schema because:
- Which of the following stores historical data for analysis?
- Which of these is not a typical data warehouse characteristic?
- Which schema in data warehousing uses a central fact table connected to dimension tables?
- Which type of slowly changing dimension (SCD) preserves full history by adding a new row for each change and using effective date ranges?
- Which OLAP operation allows users to view data at different levels of granularity?
- Which type of OLAP allows operations on pre-aggregated data cubes?
- Which SQL function returns the total number of rows in a table?
- In a data warehouse, which type of table stores quantitative data for analysis?
- What is the primary function of ETL in a data warehouse environment?
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