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Question 3How many inner queries can be contained within a nested subquery?1 point361Unlimited10

Question

Question 3

How many inner queries can be contained within a nested subquery?
1 point

  • 361
  • Unlimited
  • 10
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Solution

Break Down the Problem

  1. Identify the nature of the question, which relates to the limitations of nested subqueries in SQL.
  2. Understand the options provided: 361, Unlimited, 10.

Relevant Concepts

  1. In SQL, subqueries (or inner queries) can be nested within other queries. However, most SQL databases impose limits on how many levels of nested queries are allowed.
  2. Commonly, databases like MySQL allow a substantial number of nested queries, often around 60 or more, while others may comfortably allow for potentially more, depending on the specific implementation.

Analysis and Detail

  1. The key aspect to focus on is how many inner queries can sit within a nested subquery.
  2. If we consider typical databases and their handling of subqueries, while the upper limit may be quite high, "unlimited" is generally not a feasible answer as practical limitations exist due to performance reasons and SQL standards.

Verify and Summarize

  1. Given the options, "Unlimited" does not accurately reflect the nature of SQL constraints.
  2. The most appropriate and logical choice, based on standard observations and practices across various SQL databases, would suggest a realistic upper threshold.

Final Answer

The best response to the question is Unlimited, although practical limits exist, the theoretical answer in many database systems suggests no fixed cap is defined.

This problem has been solved

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