MSSQL DATABASE INTERVIEW QUESTIONS

Chapter:Chapter 7 - DQL (Data Query Language)
Questions Count:10
1

What is the purpose of the JSON data type in MSSQL?

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2

How do you use the FOR JSON clause to format query results as JSON in MSSQL?

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3

How do you parse JSON data in MSSQL?

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4

How do you extract a specific value from JSON data using the JSON_VALUE function in MSSQL?

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5

How do you update a value in a JSON string using the JSON_MODIFY function in MSSQL?

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6

How do you use the OPENJSON function to convert JSON data to a relational format in MSSQL?

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7

How do you handle nested JSON objects using the OPENJSON function in MSSQL?

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8

How do you use the ISJSON function to validate JSON data in MSSQL?

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9

How do you index JSON data in MSSQL to improve query performance?

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10

Explain a scenario where using JSON data in MSSQL is beneficial for a business application and describe how you would implement it.

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