DATABASE FUNDAMENTALS
DATA WAREHOUSING AND DATA MINING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Fact.
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Dimension
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Helper
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All of the above
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Detailed explanation-1: -↪-However, in the snowflake schema, dimensions are normalized into multiplerelated tables, whereas the star schema’s dimensions are denormalized with each dimension represented by a single table.
Detailed explanation-2: -In computing, a snowflake schema is a logical arrangement of tables in a multidimensional database such that the entity relationship diagram resembles a snowflake shape. The snowflake schema is represented by centralized fact tables which are connected to multiple dimensions.
Detailed explanation-3: -In snowflake schema, centralized table is connected to multiple dimensions. It is a variant of star schema.
Detailed explanation-4: -Snowflake offers three types of tables, namely-Transient, Temporary, & Permanent.