What are the various data warehousing techniques used, and can you explain them in detail?

Question

Accepted Answer

Various data warehousing techniques include dimensional modeling, star schema, snowflake schema, and data vault.

Dimensional modeling involves organizing data into facts and dimensions to facilitate easy querying and analysis.
Star schema is a type of dimensional modeling where a central fact table is connected to multiple dimension tables.
Snowflake schema is an extension of star schema where dimension tables are normalized into multiple related tables.
Data vault is a modeling technique that focuses on historical data and auditability by using hubs, links, and satellites.

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