Database Administrator (DBA) Question:

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Give the two types of tables involved in producing a star schema and the type of data they hold.

Database Administrator (DBA) Interview Question
Database Administrator (DBA) Interview Question

Answer:

Fact tables and dimension tables. A fact table contains measurements while dimension tables will contain data that will help describe the fact tables.

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Give the reasoning behind using an index.What type of index should you use on a fact table?