Job-Ready SQL in an Afternoon - Intro to Relational Databases

Job-Ready SQL in an Afternoon - Intro to Relational Databases

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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The video tutorial introduces relational databases, focusing on their structure, including tables, rows, and columns. It explains naming conventions, primary keys, and attributes, emphasizing the importance of unique identifiers. The tutorial covers foreign keys and table relationships, such as one-to-one, one-to-many, and many-to-many. It discusses constraints for data integrity, partitioning, and indexing to enhance query efficiency.

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4 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the purpose of partitioning in a database?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the concept of indexing in relational databases.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the different types of relationships that can exist between tables?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

How does a one-to-many relationship work in a relational database?

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