Question

What is a Snowflake Schema, and why is it not generally recommended?

a.

A normalized version of the STAR schema; recommended for simplicity

b.

A denormalized version of the STAR schema; recommended for query performance

c.

A normalized version of the STAR schema; not generally recommended because it compromises query performance and simplicity for understanding

d.

A denormalized version of the STAR schema; not generally recommended for simplicity

Posted under Data Warehousing and OLAP

Answer: (c).A normalized version of the STAR schema; not generally recommended because it compromises query performance and simplicity for understanding Explanation:A Snowflake Schema is a normalized version of the STAR schema, and it is not generally recommended because it compromises query performance and simplicity for understanding.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. What is a Snowflake Schema, and why is it not generally recommended?

Add Comment

Similar Questions

Discover Related MCQs

Q. What does Sparsity indicate in the context of a data warehouse?

View solution

Q. What does SQL stand for, and what role does it play in relational databases?

View solution

Q. What are Standardized Facts in the context of a family of STARS in data warehousing?

View solution

Q. What is a STAR Schema, and how is it arranged in the dimensional data model?

View solution

Q. What is a Stored Procedure, and where is it executed?

View solution

Q. What is a Subschema in the context of a database?

View solution

Q. What is the term commonly applied to a data mart with conformed dimensions and standardized facts?

View solution

Q. What is a Surrogate Key in the dimensional model, and how is it used?

View solution

Q. What is Syndicated Data, and how can it be obtained for an enterprise data warehouse?

View solution

Q. What are Synonyms in the context of data elements?

View solution

Q. What does Table Space refer to in the context of relational databases?

View solution

Q. What does TCP/IP stand for, and what is its basic communication protocol?

View solution

Q. What is a Thin Client in the client/server architecture?

View solution

Q. What is a Thread in computing, and how is it implemented?

View solution

Q. What is Time Stamping in database applications?

View solution

Q. What is a Trigger in the context of databases, and when does it execute?

View solution

Q. What does UDF stand for in advanced database systems?

View solution

Q. What does UDT stand for in advanced database systems?

View solution

Q. What is UNIX, and what are its characteristics?

View solution

Q. When are data considered highly volatile?

View solution

View All MCQs on Data Warehousing and OLAP

Suggested Topics

Are you eager to expand your knowledge beyond Data Warehousing and OLAP? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!

Formal Languages and Automata Theory

Discover the mathematical models of computation with our Formal Languages and...

Software Architecture and Design

Get a strong hold on the blueprint of software systems with our Software Architecture...

Object Oriented Programming Using C++

Enhance your programming skills with our MCQs on Object Oriented Programming using...

JavaScript

Strengthen your web development skills with our JavaScript MCQs. Understand core...

Data Science

Discover the fascinating world of extracting insights from data with our Data Science...

Computer Hardware

Explore the tangible components of computers with our Computer Hardware MCQs. Learn...

Cryptography and Network Security

Secure your knowledge of information security with our Cryptography and Network...

Internet of Things (IoT)

Discover how devices communicate with each other in the smart world with our IoT...

Operating System

Dive deep into the core of computers with our Operating System MCQs. Learn about...