SQL Server Course for Beginners with 100+ examples - PRIMARY KEY Constraint

SQL Server Course for Beginners with 100+ examples - PRIMARY KEY Constraint

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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This video tutorial explains how to use the SELECT TOP clause in SQL to limit the number of records returned from a query. It covers fetching a specific number of top records, using percentages to retrieve a portion of records, and combining the SELECT TOP clause with the WHERE clause to apply conditions. Examples are provided using an Employee table to demonstrate these concepts.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the purpose of the SELECT TOP clause in SQL?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How can you fetch the top two records from a table using SQL?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain how to use the SELECT TOP percent clause with an example.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens if you add a WHERE clause to a SELECT TOP statement?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the process of fetching records with a salary greater than 7000 using the SELECT TOP clause.

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