ORACLE DATABASE INTERVIEW QUESTIONS

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

What is the purpose of the LIMIT clause in SQL?

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2

How do you retrieve the first 10 rows from a table in Oracle?

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3

How does ROWNUM work in Oracle?

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4

How do you retrieve a specific range of rows, such as rows 11 to 20, in Oracle?

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5

How can you combine the LIMIT equivalent with an ORDER BY clause in Oracle?

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6

How do you use the FETCH FIRST clause to limit rows in Oracle 12c and later versions?

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7

How do you implement pagination in Oracle using the OFFSET and FETCH clauses?

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8

How can you dynamically limit the number of rows returned by a query using bind variables in Oracle?

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9

How do you use the RANK() function with the FETCH FIRST clause to retrieve top N rows based on a condition?

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10

Explain a scenario where you need to limit the number of rows returned by a query and how you would implement it in Oracle.

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