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On the main discussion board, present a brief overview of research regarding the use of snowflake...

On the main discussion board, present a brief overview of research regarding the use of snowflake schemas in data warehousing. How do snowflake schemas address the problem of slowly changing dimensions, if at all? Provide feedback to at least two of your peers’ postings.

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Answer #1

Snowflake schema is a variant of starflake. Snowflake schema genrally has a central table and it is connected to multiple dimensions. In this dimensions are present in a normalized form in multiple related tables.

Advantages of it are

1. Uses small disk space

2. Easy to implement dimension is added to schema.

3. There are multiple tables, so performace is reduced.

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